Unit Conversions

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Some of the more common unit conversions are shown below.

See Google's Unit Converter for the following conversions:
Area, Digital storage,  Fuel consumption, Length, Mass,
Speed, Temperature, Time, Volume

LENGTH / DISTANCE

METRIC UNITS
1 centimeter (cm) = 10 millimeters
1 meter (m) = 100 centimeters
1 kilometer (km) = 1000 meters
ENGLISH UNITS
1 foot (ft) = 12 inches
1 yard (yd) = 3 feet
1 yard = 36 inches
1 mile (mi) = 1760 yards
METRIC  TO  ENGLISH
1 millimeter (mm) = 0.03937 inches
1 centimeter = 0.39370 inches
1 meter = 39.37008 inches
1 meter = 3.28084 feet
1 meter = 1.09361 yards
1 kilometer = 1093.6133 yards
1 kilometer = 0.62137 miles
ENGLISH  TO  METRIC
1 inch (in) = 2.54 centimeters
1 foot = 30.48 centimeters
1 yard = 91.44 centimeters
1 yard = 0.9144 meters
1 mile = 1609.344 meters
1 mile = 1.609344 kilometers

AREA

METRIC UNITS
1 sq centimeter = 100 sq millimeters
1 sq meter = 10,000 sq centimeters
1 hectare (ha) = 10,000 sq meters
1 sq kilometer = 100 hectares
1 sq kilometer = 1 million sq meters
ENGLISH UNITS
1 sq foot = 144 sq inches
1 sq yard = 9 sq feet
1 acre = 4840 sq yards
1 acre = 43,560 sq feet
1 sq mile = 640 acres
METRIC TO ENGLISH
1 sq centimeter = 0.15500 sq inches
1 sq meter = 10.76391 sq feet
1 sq meter = 1.19599 sq yards
1 hectare = 2.47105 acres
1 sq kilometer = 0.386102 sq miles
ENGLISH TO METRIC
1 sq inch = 6.4516 sq centimeters
1 sq foot = 929.0304 sq centimeters
1 sq foot = 0.09290 sq meters
1 sq yard = 0.83613 sq meters
1 acre = 0.40469 hectares
1 sq mile = 258.99881 hectares
1 sq mile = 2.589988 sq kilometers

WEIGHT

METRIC UNITS
1 gram (g) = 1000 milligrams
1 kilogram (kg) = 1000 grams
1 tonne (1 megagram) = 1000 kilograms
ENGLISH UNITS
1 ounce (oz) = 16 drams (dr)
1 pound (lb) = 16 ounces
1 hundredweight (cwt) = 100 pounds
1 ton (short) (ton) = 20 hundredweight
1 ton (short) = 2000 pounds
METRIC TO ENGLISH
1 gram = 0.035274 ounces
1 kilogram = 2.20462 pounds
1 kilogram = 35.27396 ounces
1 tonne = 1.10231 ton, short
ENGLISH TO METRIC
1 ounce = 28.34952 grams
1 pound = 453.59237 grams
1 pound = 0.45359 kilograms
1 hundredweight = 50.8023 kilograms
1 ton, short = 0.90718 tonnes

LIQUID VOLUME

METRIC UNITS
1 centiliter (cl) = 10 milliliters
1 liter (l) = 1000 milliliters
1 kiloliter (kl) = 1000 liters
ENGLISH UNITS
1 tablespoon (Tbsp) = 3 teaspoons (tsp)
1 fluid ounce (fl oz) = 2 tablespoons
1 fluid ounce = 8 drams (drams)
1 gill (gi) = 4 fluid ounces
1 cup (c) = 8 fluid ounces
1 pint (pt) = 2 cups
1 pint = 16 fluid ounces
1 quart (gt) = 2 pints
1 gallon (gal) = 4 quarts
1 gallon = 128 fluid ounces
METRIC TO ENGLISH
1 milliliter = 0.033814 fluid ounces
1 liter = 33.814022 fluid ounces
1 liter = 2.113376 pints
1 kiloliter = 264.1721 gallons
ENGLISH TO METRIC
1 fluid ounce = 29.57353 milliliters
1 pint = 473.17648 milliliters
1 pint = 0.47318 liters
1 gallon, liquid = 3.7854 liters