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As a bonus, site members have access to a banner-ad-free version of the site, with print-friendly pages. More Math EnchantedLearning.comMeasurement When you measure something, you determine its size, amount or degree. For example, you can measure how tall you are, how much you weigh, or what your temperature is.

There are many units of measurement. The earliest recorded unit of measurement is the cubit, the length of an adult's forearm. Other early measurement units are the foot (the length of a human foot) and the palm (the length of a human palm). Modern standardized units of measurement include the meter (standardized in 1791 by the French Academy of Sciences) and the foot.

Quantity Measurement Units Equivalents/Equations
Length inch (in or "), foot (ft or '), yard (yd), mile (mi)

millimeter (mm), centimeter (cm), meter (m), kilometer (km), light-year (lt-yr), parsec

12 inches = 1 foot, 3 feet = 1 yard, 1760 yards = 1 mile

10mm = 1cm, 100cm = 1m, 1000m = 1km

1 in = 2.54 cm, 1 ft = 30.48cm, 1 mile = 1.609344 km

1 mm = 0.04 inch, 1 cm = 0.3937 inch, 1 km = 0.62 mile

Perimeter (Same units as length) inch (in or "), foot (ft or '), yard (yd), mile (mi)

millimeter (mm), centimeter (cm), meter (m), kilometer (km)

Perimeter of a square = 4*(side length)
Perimeter of a rectangle = 2*(height+width)
Perimeter of a circle = 2πr
Area square inch (in2), square foot (ft2), square mile (mi2), acre

square centimeter (cm2), square meter (m2), hectare

144 in2 = 1 ft2

1 sq inch = 6.45 sq cm

1 sq m = 10,000 sq cm = 10.764 sq ft = 1550 sq in

Volume teaspoon (tsp), tablespoon (tbsp), fluid ounce (fl oz), cup (c), pint (pt), quart (qt), gallon (gal)

cubic inch (in3), cubic foot (ft3), cubic mile (mi3)

cubic cm (cm3 or cc), cubic m (m3), cubic km (km3)

3 tsp = 1 tbsp, 8 floz = 237ml = 1c, 2c = 1 pt , 2 pt = 1 qt, 4 qts = 1 gal

1 cubic inch = 16.387cc = 0.035pt

1cc = 1ml = 1gm = 0.061cubc inch

Weight/Mass ounce (oz), pound (lb), stone, ton

microgram(mcg), milligram (mg), gram (g), kilogram (kg)

16 oz = 1 lb, 2000 lbs = 1 ton
1 stone = 14 pounds

1000g = 1kg
1 ounce = 28.35 g, 1 pound = 453.59 g

Angle degree (°), minute ('), second (")

360° in a circle, 90° is a right angle
60 minutes in a degree, 60 seconds in a minute
Time nanosecond (ns), millisecond (ms), second (s), minute (min), hour (hr), day, week (wk), fortnight, month, year (yr), decade, century, millenium 1,000,000,000ns = 1 sec, 1000ms = 1 sec, 60 sec = 1 min, 60 min = 1 hr, 24 hr = 1 day, 7 days = 1 wk, 365.24 days = 1 yr, 10 yr = 1 decade, 100 yr = 1 century, 1000 yr = 1 millenium
Temperature degrees Fahrenheit (°F),
Kelvin (K)
°F = °C x 9/5 + 32
°C = (°F - 32) x 5/9
°C = K - 273.15
K=°C + 273.15
Money penny (cent), nickel, dime, quarter, dollar

pence, pound

5 cents = 1 nickel, 10 cents = 1 dime, 25 cents = 1 quarter, 4 quarters = 1 dollar

100 pence = 1 pound

Of course, there are many other measurable quantities, including surface area, velocity, acceleration, density, pressure, energy, power, altitude, noise, electrical current, electrical resistance, electrical charge, humidity, concentration of a solution, frequency, luminosity, magnetic field strength, power of an earthquake, the strength of a hurricane, and many others.

Books to Print How Long is a Year?A short activity book about the year, month, week, and day to print for early readers. How Long Is It?A Printable Activity BookA short, printable book about measurement for early readers. The book has pages for the student to cut out, items to measure on a printed ruler and pictures to color. The pages include measuring a ruler, shark, pen, flute, snail, fork, pencil, violin, brush, bat, and arrow. How Tall Is It?A Printable Activity BookA short, printable book about measurement for early readers. The book has pages for the student to cut out, items to measure on a printed ruler and pictures to color. The pages include measuring a ruler, gorilla, girl, door, lollipop, flower, ladder, giraffe, penguin, tree, and T. rex. Pumpkin Patch Perimeters: All Around the FarmPrintable BookA short, printable book about perimeters, using pumpkin patch terms, including the perimeters of a pumpkin patch, chicken coop, pigpen, corn field, goat pen, horse corral, barnyard, and vegetable garden.

Estimating Measurement Estimating Metric Measurements Worksheet In this worksheet, the student estimates lengths in metric measurements. For example, "What common object is about 1 meter long? Or go to sample answers. Estimating US Measurements Worksheet In this worksheet, the student estimates lengths in measurements. For example, "What common object is about 1 inch long, tall, or across? Or go to sample answers.

Perimeter Perimeter of Rectangles PrintoutDetermine the perimeter of the rectangles on this printable worksheet. Or go to the answers. Perimeter of Grids PrintoutDetermine the perimeter of the irregular rectangular grids on this printable worksheet. Or go to the answers. Pumpkin Patch Perimeters: All Around the FarmA Printable BookA short, printable book about perimeters, using pumpkin patch terms, including the perimeters of a pumpkin patch, chicken coop, pigpen, corn field, goat pen, horse corral, barnyard, and vegetable garden.

Area Area of Rectangles Printout #1Determine the area of the rectangles on this printable worksheet. Or go to the answers. Area of Rectangles Printout #2Determine the area of the rectangles on this printable worksheet. Or go to the answers. Area of Rectangles Printout #3Determine the area of the rectangles on this printable worksheet. Or go to the answers. Area of Grids Printout #3Determine the area of the grids on this printable worksheet. Or go to the answers.

Temperature Learn about temperature and print out many different types of worksheets.

Time Learn about time and print out many different types of worksheets.

Measurement Terms Measurement-Related Vocabulary Word ListA list of words related to weights and measures. Match the Quantities to the Measurement UnitsMatch 10 measurable quantities to the units they could be measured in. Quantities: Your age, Your weight, Your height, Your temperature, The area of your classroom, The area of your city, How long it takes to run a mile, What a gumball costs, What shoes cost, The volume of water in a bathtub, The weight of a building. Units: pounds, feet, years, square feet, degrees F, degrees, square miles, dollars, cents, tons, cubic feet. Or go to the answers. Match the Measurement Words to their AbbreviationsMatch measurement words to their abbreviations. Words: height, weight, number, volume, degree, dozen, percent, altitude, latitude, longitude, teaspoon, tablespoon, inch, foot, yard, mile, miles per hour, ounce, pound, ton, gallon, quart, pint, cup, Fahrenheit. Or go to the answers. Measurement Word AbbreviationsWrite the abbreviations for common non-metric measurement words, including length, volume and weight words. Or go to the answers. Match the Metric Measurement Words to their AbbreviationsMatch metric measurement words to their abbreviations. Words: height, weight, number, volume, degree, dozen, percent, altitude, latitude, longitude, teaspoon, tablespoon, meter, centimeter, decimeter, kilometer, kilometers per hour, gram, centigram, kilogram, milligram, liter, millilter, Kelvin, Centigrade, Celsius. Or go to the answers. Metric Measurement Word AbbreviationsWrite the abbreviations for common metric measurement words, including length, volume and weight words. Or go to the answers. Match Liquid Measurement TermsMatch the liquid measurement terms, including cup, pint, quart, half gallon, gallon, liter, deciliter, centiliter, ounce.Answers Write Measurement Words by Category Write 5 measurement words for each category. The categories include: Units of Length, Units of Weight, Units of Time, Units of Area, Units of Volume, Temperature Words, Measuring Tools , Miscellaneous Measurement Words. Or go to sample answers. Metric Measurement: Write a Question for Each Answer In this worksheet, the student is given a series of short answers using metric measurement words. For each answer, the student writes a short question.

Label Measurement Words in Many Languages: Label Measurement TermsLabel the measurement terms in English, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.Answers Measurement Terms in FrenchLabel the measurement terms in French, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.Answers Measurement Terms in GermanLabel the measurement terms in German, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.Answers Measurement Terms in ItalianLabel the measurement terms in Italian, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.Answers Measurement Terms in SpanishLabel the measurement terms in Spanish, including yard, foot, inch, square foot, meter, centimeter, millimeter, square meter.Answers

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