One cm is equal to one hundredth of the meter (British spelling: metre), which is the current SI base unit of length. 1 m2 = 1 m * 1 m Converter thickness m3 to m2 and m2 to m3 Convert area to quantity (from m2 to qty.) That's all there is to it, no strings attached. Whilst every effort has been made to ensure the accuracy of the metric calculators and charts given on this site, we cannot make a guarantee or be held responsible for any errors that have been made. 2 + 3 + 2 + 4 = 11 + ax, where the a's are coefficients and x is the variable. Please ensure that your password is at least 8 characters and contains each of the following: You'll be able to enter math problems once our session is over. Measure1. what assessment finding would the nurse expect? This adding machine calculator is useful for keeping a running total or "paper tape" when adding or subtracting money as in balancing your checkbook, doing your taxes, or any other calculation where you need to double check your entries. It will do conversions and sum up the vectors. The metre is a unit of length in the metric system, and is the base unit of length in the International System of Units (SI).if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[320,100],'metric_conversions_org-medrectangle-3','ezslot_2',199,'0','0'])};__ez_fad_position('div-gpt-ad-metric_conversions_org-medrectangle-3-0'); As the base unit of length in the SI and other m.k.s. Input values and operators in the calculator, and review your math above. An early definition of a metre was "the length of a pendulum with a half-period of one second" By the 18th century a definition based on "one ten-millionth of the length of the Earth's meridian along one quadrant" (the distance from the equator to the North Pole) was gaining favour, and this was the accepted definition when France adopted the metric system in 1795. Just as place values are stacked in the same column, all decimal points are stacked in the same column. counter-clockwise.Carry is automatic, and the instrument is cleared by pulling out the tab at bottom right. What you should know about. You can use your keypad to insert any operator before your number entry. Record the sum in the answer space for each column. In the feet and inches version the wheel second from the right has numbers to 11 for dealing with inches. For example, going form 0 m/s to 10 m/s in 5 seconds is (10-0)/5=2 m/s^2. Example2: The height of the building in which i live is 10 m 250 cm. Also I would pay to have another mode where it solves multiple math equations at once! My experience with the app is funtastic till now, its very helpful, and really shows the work. Math. To do this create a Polyline to around the perimeter of the room, Create an MTEXT object and use the insert field command. If signs are the same keep the signs and add the numbers. You can find more advanced func. Adding meters calculator. Teeth can be seen sticking up from it. Add/subtract meters and centimeters Our inch fraction calculator can add meters and centimeters together, and it also automatically converts the results to US customary, imperial 229+ Tutors 9.1/10 Ratings 66597 Clients Get Homework Help In the 14th century, the inch was defined by the king of England as three grains of . Wikipedia contributors. Pennies = 1 Shilling); the dial on the right is for Farthings (from "fourthings" (4 Farthings = 1 Penny). B.8 Factors for Units Listed Alphabetically, B.9 Factors for Units Listed by Kind of Quantity or Field of Science, CRC Handbook of Chemistry and Physics, 89th Edition, https://www.calculatorsoup.com/calculators/conversions/distance.php. I love saving you time and effort. Faceing math lesson 6 muti step equations answers, Find the value of the trigonometric ratio tan m, Find the value of x and the value of y. a. b. c. d, Graphing piecewise functions online practice, How to find the first and third quartile of a grouped data, Quadratic equations and functions worksheet answers. The following conversion factors in square metres (m) are used to convert the calculated area Meters and Centimeters Add Subtract Calculator . A decimal-based unit of measurement had been proposed as early as the late 17th century, with the name metre being derived from the Greek mtron katholikn, meaning 'universal measure'. BUY NOW. Add whole numbers and decimal numbers using long addition showing work. For example, if the current total is 300 and you enter +20%, the calculator will find 20% of 300 (which is 60) and will add that number to the total. The procedure to use the Meters to Centimeters calculator is as follows: Step 1: Enter the number of meters in the input field Step 2: Now click the button "Solve" to get the conversion value Step 3: Finally, the number of centimeters will be displayed in the output field What is Meant by Meters to Centimeters Conversion? For example, to convert inch to mile: 1 inch = 0.0254 meters; 1 mile = 1609.344 meters. Home; Contact; Login; Financial . For negative numbers insert a leading negative or minus sign before your number, like this: -45 or -356.5. To use free online calculator you can use both ordinary numeric buttons at the top of a keyboard and numeric buttons on the right of a keyboard. Meters and Centimeters Add Subtract Calculator. This calculator shows all the steps for adding numbers with long addition. The mass of 1 milliliter of water is approximately 1 gram. The wheel on the right deals with eigths and quarters of an inch. But this is still a good app. https://www.calculatorsoup.com - Online Calculators. Adding and Subtracting Positive and Negative Numbers This Adding and Subtracting Integers Calculator solves equations with positive and negative numbers using addition and subtraction. In mathematics, matrix addition is the operation of adding two matrices by adding the corresponding entries together. Solving math equations can be tricky, but with a little practice, anyone can do it! Rest our tool will calculate everything and showcase the results in multiple ways to . quotes) on your numeric keypad. Latitudes and longitudes may be entered in any of three different formats, decimal degrees (DD.DD), degrees and decimal minutes (DD:MM.MM) or degrees, minutes, and decimal seconds (DD:MM:SS.SS). 0.5 m / 0.01[ (m) / (cm) ] = Then follow the rules for addition problems. A full list of unit conversions is available at unitconverters.net. From the Top left select OBJECTS, then from the list OBJECT, in the second column, choose the "select Object" button and pick your PLine, now select Area from the middle list. Multiples: The most commonly used multiple is the kilometre (1,000 m), but there are numerous other SI multiples of the metre, including decametre (10 m), hectometre (100 m) and megametre (one million metres). Learn how to correctly enter equations on a printing calculator, such as addition, subtraction, multiplication, and division. Enter only positive numbers. Convert among units for any base unit of measure such as gram or meter or second or byte, etc. Feet & Inches Addometer Feet & inches Addometer. Use this calculator for adding and subtracting integers. 1) m cm 74 64 56 77 (+) Rules of Measurements Addition and Subtraction of Length Metres and Centimetres Example1: Three wires of length 29 m 65 cm, 20 m 40 cm and 9 m 5 cm are joined together. Enter the expression you want to evaluate. Math. millimeters to inches calculator - Convert mm to to in length Plus millimeters to inches list. B.9 Factors for Units Listed by Kind of Quantity or Field of Science. Adding machine calculator for addition, subtraction, multiplication, division and percentages with 774 Math Experts. Made by the Reliable Typewriter and Adding Machine Co., Chicago, Illinois, U.S.A. Adding meters calculator can help students to understand the material and improve their grades. 1 = 1 To enter the 2 hold down the ALT key and type "0178" (no=20. If you input only numbers and hit enter, the calculator will add the numbers. Meters and Centimeters Add Subtract Calculator To convert from meters into units in the left column divide by the value in the right column or, multiply by the reciprocal, 1/x. Cosine Calculator Expression Solver Percentage Calculator Perches to Square Meters You can also input numbers with a trailing % sign to make the operand a percentage of the current total. what distance did peter travel by car? You can also add, subtraction, multiply, and divide and complete any arithmetic you need. The tail of the vector is the starting point of the vector, and the head (or tip) of a vector is the pointed end of the arrow. To estimate when your check-up is due, first enter the current date, e.g. Matrix Addition. Use + - * and / keys for addition, subtraction, multiplication and division respectively. The addometer above shows the value 87654321, or it could be interpreted as $876,843-21. Or, multiply by 0.01/0.0254 = 0.3937007. Lide, David R., Daniel (Editor-in-Chief). https://www.calculatorsoup.com - Online Calculators. Your calculator tape will show the subtotal of 51.69, a 6.25% tax of 3.23 and a total of 54.92 as in the image below. 2006 - 2023 CalculatorSoup To convert from hectares to square meters, multiply your figure by 10000 (or divide by 0.0001) . Wikipedia, The Free Encyclopedia, last visited 26 Jun. Even better. This calculator shows all the steps for adding numbers with long addition. Use this Conversion Calculator to convert between commonly used units. The Addometer was very popular and together with competitors such as the Lightning Calculator were produced for many years until cheap electronic calculators were Square Meters to Hectares Conversions How many hectares are there in 1 square meter? Simple unit conversion tool that helps you to convert cubic meters of water (m3 / cu m) to kilograms of water (kg wt.) However, there are other operations which could also be considered as a kind of addition for matrices, the direct sum and the Kronecker sum. The mass of 1 liter of water is therefore approximately 1 kilogram. Online Metric Conversions and Handheld Metric Calculators See All Length Weight Volume Temperature Velocity Area Currency Fuel Consumption Time Master II - Time Calculator for Pilots, Accounting, Broadcasting Ultra Measure Master - Most Complete, Easy-to-Use Metric Conversion Calculator See more unique calculators. meters to inches calculator - Convert m to in length Plus 1 to 25 meters to inches list. available. Measure1. Polynomials are often written in the form: a + ax + ax + ax + . Step 2: Click the blue arrow to submit and see your result! The client is experiencing severe sepsis. As you enter the spacious foyer, notice the high ceilings open to the second floor! Complex Number Addition | using Calculator (Casio fx-991MS)@user-du2hh7ob2v Working out the problem by hand we get: [ (1,445 - 1,250)/1,250] 100. Square Meters Calculator. Select the required area measurement units to display the result. Figure out mathematic equations Fast answers Clear up math problem . Add all numbers column by column from right to left. Math Cosine Calculator Expression Solver Percentage Calculator Perches to Square Meters and Square Feet Calculator Prime Number Calculator Pythagorean Theorem Calculator Quadratic Equation Calculator Sine Calculator Stem and Leaf Plot Tangent Calculator Length 1 feet inches Length 2 If all you need is a total of your numbers and do not need to see the long addition then use the Sum Calculator. 296 x 50 x 15 mm (11.75" x 2.0" x 0.6"). Centimeter Calculator. 7 + 9 + 8 = 24 Note: To convert km to m simply put 3 zeroes on the right. Total = Measure 1+ Measure 2. Because we are measuring the whole deck, we add these numbers together to get the final area measurement. Math. How many centimetres is that? The Math Calculator will evaluate your problem down to a final solution. 50 cm * 0.01 [ (m) / (cm) ] = 0.5 m To convert from meters into units in the left column divide by the value in the right column or, multiply by the reciprocal, 1/x. Practice Metres and Centimetres Addition An online centimetres (cm) and metres (m) addition and subtraction calculation. Math can be a difficult subject for some students, but with a little patience and practice, it can be mastered. This free conversion calculator converts between common units of length, temperature, area, volume, weight, and time. Solve the following: a) 5.2 km + 7.5 km = km b) 7.23 km + 50 m = km c) 0.23 km + 2500 m + 23 m = km d) 3 cm 7 mm + 4 cm 4 mm = cm mm e) 5 m 6 cm + 3 m 95 cm = m cm f) 3 km 60 m + 8 km 70 m = km m Try the free Mathway calculator and problem solver below to practice various math topics. For scientific notation use "e" notation like this: -3.5e8 or 4.7E-9. Select the required area measurement units to display the result. Cosine Calculator Expression Solver Percentage Calculator Perches to Square Meters Unit Converter. Latest Calculators. I'm Calculator Free - the perfect calculator for Windows 8. Put the 4 in Ones place 20.05.2018 or May 20 th, 2018. Total = Measure 1+ Measure 2. Completely free I love this app more then any other app. Adding meters calculator is a mathematical tool that helps to solve math equations. This Adding and Subtracting Integers Calculator solves equations with positive and negative numbers using addition and subtraction. For example, to convert from centimeters to inches you would multiply by 0.01 then divide by 0.0254. Two matrices must have an equal number of rows and columns to be added. The solutions are correct, I really like the interface it is very easy, this makes life so much easier. Free Shipping on Calculator Orders of $25 or More. The calculator uses standard mathematical rules to solve the equations. Long Subtraction with Regrouping Calculator, https://www.calculatorsoup.com/calculators/math/long-addition-calculator.php. Stack your numbers and align the columns by place value. There are 0.0001 hectares in 1 square meter. "Conversion of units" Wikipedia, The Free Encyclopedia. The Length Adding calculator allows you to add feet and inches. This online decimals calculator will help you understand adding, subtracting, multiplying, or dividing decimals. The Math Calculator will evaluate your problem down to a final solution. :D. If your stuck in math and need help, use this service like its your teacher, let it explain. Separate values by commas or new lines. Annuity Calculator; . To simply convert from any unit into meters, for example, from 50 centimeters, just multiply by the conversion value in the right column in the table below. In the standard version the wheels are colour coded for working in currency eg. For example, when adding use either of the following formats: Do not use a comma as a thousands separator. 2006 - 2023 CalculatorSoup HTH. how many centimetres is that ? To convert from meters into units in the left column Learn about Vectors and Dot Products. Subscribe Now:http://www.youtube.com/subscription_center?add_user=ehoweducationWatch More:http://www.youtube.com/ehoweducationAdding and subtracting compound. Metric Units Conversion Calculator The Length Adding calculator allows you to add feet and inches. 1 m = 100 cm 10 m = 10 x 100 cm = 1000 cm 10 m 250 cm = 1000 cm + 250 cm = 1250 cm Kilometres and Metres Note: To convert km to m simply put 3 zeroes on the right. If all you need is a total of your numbers and do not need to see the long addition then use the Sum Calculator. CRC Handbook of Chemistry and Physics, 89th Edition New York, NY: CRC Press, p.1-28, 2008. Select the current unit in the left column, the desired unit in the right column, and enter a value in the left column to generate the resulting conversion. by JayantaPoddar. The measure comes from - by some definitions - the width of a human thumb.In some languages, e.g. For instance, if you wanted to multiply a bunch of numbers by pi, you could key in the following: 3.14159.. MS (stores the number) 4 x MR = (gives you 4 times pi) 25 x Snap me, turn me, or let me fill the whole screen with four beautiful nature themes. 1 + 9 + 1 + 2 = 13 To convert among any units in the left column, say from A to B, you can multiply by the factor for A to convert A into m then divide by the factor for B to convert out of m. Or, you can find the single factor you need by dividing the A factor by the B factor. By hitting the "calculate" button you will be shown the result in the bottom, which in this case is 17:50, or 5:50 pm. To enter [ + ] - key [ + ] at the top or [ + ] key on the numeric keypad on the right. A polynomial is a mathematical expression consisting of variables and coefficients, that involves only the operations of addition, subtraction, and multiplication. Cite this content, page or calculator as: Furey, Edward "Distance Conversion Calculator" at https://www.calculatorsoup.com/calculators/conversions/distance.php from CalculatorSoup, For example, if you want to convert from Cite this content, page or calculator as: Furey, Edward "Long Addition Calculator" at https://www.calculatorsoup.com/calculators/math/long-addition-calculator.php from CalculatorSoup, I easily Copy and Paste values to and from other apps. Addition of Units of Measurement: 1. Convert among units for any base unit of measure such as gram or meter or second or byte, etc. Put the 1 in Tens place To simply convert from any unit into meters, for example, from 50 centimeters, just This requires the fitting of special dials:The 4 white dials on the left are for Pounds; the two red dials are for Shillings (20 Shillings = 1 Pound); the 2nd dial from the right is for Pennies (12 0.5 m / 0.01[ (m) / (cm) ] = Add/subtract meters and centimeters Expert instructors will give you an answer in real-time 9.3/10 Star Rating 56043 Orders Deliver CALCULATORIA.com: Online scientific calculator with tape. The following conversion factors in square metres (m) are used to convert the calculated area, The Length Adding calculator allows you to add feet and inches. Toggle navigation. the two white wheels on the right would be for cents and the rest for dollars, in groups of three. If signs are different subtract the smaller number from the larger number and keep the sign of the larger number. This calculator uses addition, subtraction, multiplication, or division for positive or negative decimal numbers, integers, real numbers, and whole numbers. The NoiseMeters decibel calculator can be used to carry out addition and subtraction of dB values between 0 and 200 dB. Use numbers + and -. Factorization Distance travelled by car = Total Distance - distance travelled by bus, Distance travelled by car = 64 km 185 m - 49 km 365 m. meters to inches calculator - Convert m to in length meters to yards, feet and inches - Convert m to yd, ft, in length Plus Yards to Meters List. Calculator Use. 1 Solution. For example, if you want to convert from 24/7 support . The NoiseMeters decibel calculator can be used to carry out addition and subtraction of dB values between 0 and 200 dB. Mathway requires javascript and a modern browser. dB Calculator 0 dB Decibel Addition and Subtraction Sound levels are generally expressed in decibels, which are logarithmic and so cannot be manipulated without being converted back to a linear scale. Answer (1 of 10): You can convert the change in m/s to m/s^2 by dividing by time. So, to convert directly from cm to in you multiply by 0.3937007. Mathematics is the study of numbers, shapes, and patterns. Example 2: If your doctor asks you to go for a check-up in 18 days, you might want to set a reminder. area in number of pieces If you spot an error on this site, we would be grateful if you could report it to us by using the contact link at the top of this page and we will endeavour to correct it as soon as possible. See the M+ = Memory Add takes the number on the display, adds it to the memory, and puts the result into memory The buttons can be handy for doing repeated calculations with a single number. 3) Select Length as the parameter and "Miles" in unit (Need to use a Pojected Coordinate System) Re: Formating to show square meters ie m2. Date Calculator: Add to or Subtract From a Date Enter a start date and add or subtract any number of days, months, or years. Here are some typical metric conversions: 1 milliliter is the same volume as 1 cubic centimeter. Adding meters calculator One tool that can be used is Adding meters calculator. Math Equation Solver. The new total is 360. Cite this content, page or calculator as: Furey, Edward "Adding and Subtracting Integers Calculator" at https://www.calculatorsoup.com/calculators/math/adding-and-subtracting-integers-calculator.php from CalculatorSoup, To convert from milliliters to liters, multiply your figure by 0.001 (or divide by 1000) . Cite this content, page or calculator as: Furey, Edward "Adding Machine Calculator" at https://www.calculatorsoup.com/calculators/financial/adding-machine-calculator.php from CalculatorSoup, The inch (abbreviate as in or ") is a unit of length in Imperial / the US metric system. Long Addition Steps: Carry the 1 to Hundreds place, Hundreds Place Value Home / Common Converters / Length Converter. You can use your keypad to insert any operator before your number entry. Subtract the original value from the new value, then divide the result by the original value. Enter latitude and longitude of two points, select the desired units: nautical miles (n mi), statute miles (sm), or kilometers (km) and click Compute. A car can travel about 50 km in one hour. Given a general quadratic equation of the form ax+bx+c=0 with x representing an unknown, with a, b and c representing constants, and with a 0, the quadratic formula is: x= (-b (b-4ac))/2a where the plus-minus symbol "" indicates that the quadratic equation has two solutions. Add 5 m 9 dm and 11 m and 5 dm Solution: 5 m 9 dm = 5.9 m 11 m 5 dm = 11.5 m Hence, 5 m 9 dm + 11 m 5 dm = 17 m 4 dm or 17.4 m 2. The NIST Guide for the use of the International System of Units - Appendix B, subsections Suppose you sold three items priced at 26.95, 14.75 and 9.99 and you must collect a sales tax of 6.25% along with the total purchase. How many kilometres and metres is that, Example1 Add 22 km 986 m , 35 km 50 m and 9 km 4 m. Example1: The distance from delhi to agra is 64 km 185 m. Peter travelled 49 km 365 m by bus and the rest by car. Length. Length Conversion = Share Results: Share Results. Concrete 1 cubic meter volume to kilograms converter. That means that the vector addition formula in 2D is as follows: (a,b) + (d,e) = (a + d, b + e), and the one in 3D is (a,b,c) + (d,e,f) = (a + d, b + e, c + f). Use the search box to find your required metric converter. M e t e r s. C e n t i m e t e r s. Operation. 10/10 App Though! All rights reserved. By knowing the conversion factor, converting between units can become a simple multiplication problem: Where S is our starting value, C is our conversion factor, and Let the x -axis represent the east-west direction. Note: To Convert m into cm simply put 2 zeroes on the right. Change the subtraction operations to addition operations. Add, subtract, multiply and divide decimal numbers with this calculator. Enter the following (+26.95 +14.75 +9.99 6.25% ). 3 : Angle between two vectors. Temperature. solution:- step by step solve Step 1:- Length = 12 ft, Breadth = 12 ft Step 2:- Area of a Room in feet = 12 * 12 = 144 Step 3:- Now, Convert Square feet to square meters Step 3:- Area of room in meters = 144 / 10.764 = 13.337 sq m 13.337 square meters area of 12 x 12 feet room How to use a square meter calculator? This floorplan features 4-5 bedrooms, 2.5-3 bathrooms, and 2,529-2,571 square feet of functional living space. (195/1,250) 100. Click the blue arrow to submit and see your result! How do you identify a polynomial? Basic Math Math Calculator Step 1: Enter the expression you want to evaluate. Investment . How to calculate square meters? Use + - * and / keys for addition, subtraction, multiplication and division respectively. All rights reserved. Writing linear equations given two points answer key. All rights reserved. 1) Add New Field "Len_mile". Matrix Calculator: A beautiful, free matrix calculator from Desmos.com. Probably the most efficient way to solve a mathematical problem, it's a good app but it's don't give the calculation of questions. B.8 Factors for Units Listed Alphabetically and I can help you solve math equations quickly and easily. divide by the value in the right column or, multiply by the reciprocal, 1/x. This length conversion calculator will help you quickly convert between different units of length. Text & photographs copyright Nigel Tout 2000-2023 except where noted otherwise. Meters and Centimeters Add Subtract Calculator. Keep the sign of the first number. Carry the 2 to Tens place, Tens Place Value Change the sign of the numbers that follow to the opposite, i.e., positive becomes negative, and negative becomes positive. The addometer above shows the value 87654321, or it could be interpreted as $876,843-21. 04-28-2016 10:48 AM. what is the distance in metres, Example 3: My friend lives 3245 m from my house. Cosine Calculator Expression Solver Percentage Calculator Perches to Square Meters, 2012 hyundai sonata fuel level sensor replacement, Example of long division and synthetic division, Find the area of this equilateral triangle. However, with a little practice and perseverance, anyone can learn to love math! The procedure to use the Centimeter to Meter calculator is as follows: Step 1: Enter the centimeter value in the input field. The calculator uses standard mathematical rules to solve the equations. You can use: Positive or negative decimals. point inserted mentally as appropriate between the wheels. In 1960 the metre was redefined using the wavelengths of radiation, before the current definition, relating the metre to the speed of light, was adopted in 1983. Made in U.S.A. 1900s - 1960s. 2006 - 2023 CalculatorSoup The most commonly used multiple is the kilometre (1,000 m), but there are numerous other SI multiples of the metre, including decametre (10 m), hectometre (100 m) and megametre (one million metres). Properly, "meter" describes the whole concept of measuring rhythmic units, but it can also be used as a specific descriptor for a measurement of an individual piece as represented by the time signaturefor . The following conversion factors in square metres (m) are used to convert the calculated area. To be precise, we simply add the numbers coordinate-wise. 2011. 2) Right-click the field > Calculate Geometry. For this project, that sum is 3m x 1m = 3m for the first rectangle, and 6 x 2 = 12m for the second. We can add the units of measurement like decimal numbers. The National Institute of Standards and Technology (NIST). Step Two: Multiply Measurements Together Now that you have a length and width measurement, you can find the area in square meters by multiplying the length and width together. The formula for converting 2345 inches to miles is [ 2345 inches * 1.5783e-5 mile/inch = 0.037011 miles ]. The distance between Paris and Belgium is about 504 km. Just use it and you will know, take a picture of the problem, tell it what you want, and it does it for you while telling you how to do it. Add 15 cm 5 mm and 21 cm 9 mm Solution: 15 cm 5 mm = 15.5 cm 21 cm 9 mm = 21.9 cm Hence, 15 cm 5 mm + 21 cm 9 mm Enter values into Magnitude and Angle . Count Days Add Days Workdays Add Workdays Weekday Week Start Date Month: / Day: / Year: Date: Today Add/Subtract: Years: Months: Weeks: Days: Include the time Include only certain weekdays Repeat: Calculate times This website uses cookies to ensure you get the best experience on our website. fx-300ES PLUS 2nd Edition Pink. Positive and negative whole numbers are integers. If your measurement is in centimeters then divide by 100. To calculate the area of each of your rectangles, multiply the length by the width. Print the adding machine "tape" to save a record of your calculations. The Length Adding calculator allows you to add feet and inches. The tallest building in the world (as of 2012), the Burj Khalifa in Dubai, is 828 m tall. You can also include numbers with addition and subtraction in parentheses and the calculator will solve the equation. The addometer shows the value 123,456 feet 11 5/8 inches. Math. Details as for the Feet and inches Addometer above. The answer is the percent increase. 1/1,000 m = one millimetre See also micrometre, nanometre, picometre, femtometre, attometre, zeptometre and yoctometre. systems (based around metres, kilograms and seconds) the metre is used to help derive other units of measurement such as the newton, for force. I'm easy to use and artfully designed to do things better than your desktop calculator ever did. To measure long distances, such as the distance between two cities, we use a bigger unit called Kilometre.It is written in short as km.