Metric equivalents
Generic:
1000 = kilo
100 = hecto
10 = deca
0.1 = deci
0.01 = centi
0.001 = milli

Length:
1 kilometer = 0.62137 mile
1 meter = 3.2808 feet
1 centimeter = 0.3937 inch
1 mile = 1.6093 kilometer
1 foot = 30.4800 centimeters
1 Yard = 91.4400 centimeters
1 inch = 2.54 centimeters

Weight:
1 metric ton = 2204.623 lbs
1 kilogram = 2.2046 lbs
1 gram = 0.0353 ounce
1 short ton = 907.1847 kilograms
1 pound = 0.4536 kilograms
1 ounce = 28.3495 grams

Volume:
1 hectoliter = 2.838 bushels = 26.4172 gallons
1 liter = 1.0567 quarts = 33.81 fl. ounces
1 gallon = 3.7853 liters
1 cubic inch = 16.3871 cubic centimeters
1 cubic feet = 0.002832 cubic meter
1 cubic meter = 35.3147 cubic feet
1 bushel = 35.24 liter

Area:
1 square kilometer = 0.3861 square mile
1 hectare = 2,471 acres
1 square meter = 10.7639 square feet =1550.003 square inches
1 square mile = 640 acres = 258.9988 hectares
1 square foot = 144 square inches = 929.0304 square centimeters