Measurements

This page is part of a publication called Number One ESL Discussion Book & Reference Guide.


Metric measures (with approximate non-metric equivalents)

 MetricNon-Metric
Length10 millimeters (mm)1 centimeter (cm)0.394 inch
 100 centimeters (cm)1 meter (m)39.4 inches / 1.094 yards
 1000 meters (m)1 kilometer (km)0.6214 mile
 
Area100 square meters (m2)1 are (a)0.025 acre
 100 acres1 hectare (ha)2.471 acres
 100 hectares1 square kilometer (km2)0.386 square mile
 
Weight1000 milligrams (mg)1 gram (g)15.43 grains
 1000 grams (g)1 kilogram (kg)2.205 pounds
 1000 kilograms (kg)1 ton19.688 hundredweight
 
Capacity10 milliliters (ml)1 centiliter (cl)0.018 pint (0.021 US pint)
 100 centiliters (cl)1 liter (l)1.76 pints (2.1 US pints)
 10 liters1 decaliter (dal)2.2 gallons (2.63 US gallons)

Non-metric measures (with approximate metric equivalents)

 Non-MetricMetric
Length 1 inch (in)25.4 millimeters
 12 inches1 foot (ft)30.48 centimeters (cm)
 3 feet1 yard (yd)0.914 meter
 220 yards1 furlong201.17 meters
 8 furlongs1 mile1.609 kilometers
 1760 yards1 mile1.609 kilometers
 
Area 1 square (sq) inch6.452 square centimeters (cm2)
 144 square inches1 square foot929.03 square centimeters (cm2)
 9 square feet1 square yard0.836 square meter (m2)
 4840 square yards1 acre0.405 hectare
 640 acres1 square mile259 hectares / 2.59 square kilometers (km2)
 
Weight437 grains1 ounce (oz)28.35 grams
 16 ounces1 pound (lb)0.454 kilogram
 14 pounds1 stone (st)6.356 kilograms
 8 stone1 hundredweight (cwt)50.8 kilograms
 20 hundredweight1 ton1016.04 kilograms
 
British capacity20 fluid ounces (fl oz)1 pint (pt)0.568 liter
 2 pints1 quart (qt)1.136 liters
 8 pints1 gallon (gal)4.546 liters
 
US Capacity16 US fluid ounces1 US pint0.473 liter
 2 US pints1 US quart0.946 liter
 8 US pints1 US gallon3.785 liters

Number One ESL Discussion Book & Reference Guide: CONTENTS

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