The  Metric  System  and  Equivalents Linear   Measure 1  centimeter = 10 millimeters = .39 inch 1  decimeter  =  10  centimeters  =  3.94  inches 1   meter  =  10  decimeters  =  39.37  inches 1  dekameter  =  10  meters  =  32.8  feet 1   hectometer  =  10  dekameters  =  328.08  feet 1  kilometer  =  10  hectometers  =  3,280.8  feet Weights 1  centigram = 10 milligrams = .15 grain 1  decigram  =  10  centigrams  =  1.54  grains 1  gram  =  10  decigrams  =  .035  ounce 1  dekagram = 10 gram = .35 ounce 1   hectogram  =  10  dekagrams  =  3.52  ounces 1  kilogram  =  10  hectograms  =  2.2  pounds 1  quintal = 100 kilograms = 220.46 pounds 1   metric ton = 10 quintals = 1.1 short tons Liquid  Measure 1   centiliter = 10 milliliters = .34 fl. ounce 1   deciliter = 10 centiliters = 3.38 fl. ounces 1   liter = 10 deciliters = 33.81 fl. ounces 1   dekaliter = 10 liters = 2.64 gallons 1   hectoliter = 10 dekaliters = 26.42 gallons 1   kiloliter = 10 hectoliters = 264.18 gallons Square  Measure 1   sq. centimeter = 100 sq. millimeters = .155 sq. inch 1   sq. decimeter = 100 sq. centimeters = 15.5 sq. inches 1 sq. meter (centare) = 100 sq. decimeters = 10.76 sq. feet 1 sq. dekameter (are) = 100 sq. meters = 1,076.4 sq. feet 1   sq. hectometer (hectare) = 100 sq. dekameters  = 2.47  acres 1    sq. kilometer = 100 sq. hectometers = .386 sq.    mile Cubic  Measure 1   cu.  centimeter = 1000 cu. millimeters = .06 cu. inch 1  cu.  decimeter  =  1000  cu.  centimeters  =  61.02  cu.  inches 1   cu.  meter  =  1000  cu.  decimeters  =  35.31  feet Approximate  Conversion  Factors To change inches feet yards miles square  inches square   feet square yards square  miles acres cubic   feet cubic   yards fluid   ounces pints quarts gallons ounces pounds short  tons pound-feet pound-inches To Multiply by centimeters 2.540 meters .305 meters .914 kilometers 1.609 square   centimeters 6.451 square  meters .093 square  meters .836 square   kilometers 2.590 square  hectometers .405 cubic   meters .028 cubic   meters .765 milliliters 29.573 liters .473 liters .946 liters 3.785 grams 28.349 kilograms .454 metric   tons .907 newton-meters 1.356 newton-meters .11296 To change ounce-inches centimeters meters meters kilometers square   centimeters square   meters square   meters square   kilometers square  hectometers cubic   meters cubic   meters milliliters liters liters liters grams kilograms metric   tons °F Temperature   (Exact) Fahrenheit 5/9 (after Celsius temperature  subtracting  32)  temperature To Multiply  by newton-meters .007062 inches .394 feet 3.280 yards 1.094 miles .621 square  inches .155 square  feet 10.764 square yards 1.196 square  miles .386 acres 2.471 cubic   feet 35.315 cubic   yards 1.308 fluid   ounces .034 pints 2.113 quarts 1.057 gallons .264 ounces .035 pounds 2.205 short  tons 1.102 °C