The  Metric  System  and  Equivalents Linear   Measure l  centimeter  =  10  millimeters  =  .39  inch l  decimeter  =  10  centimeters  =  3.94  inches lmeter  =  10  decimeters  =  39.37  inches ldekameter  =  10  meters  =  32.8  feet l  hectometer  =  10  dekameters  =  328.08  feet l kilometer = 10 hectometers = 3,280 .8 feet Liquid   Measure l  centiliter  =  10  milliters  =  .34  fl.  ounce 1 deciliter = 10 centiliters = 3.38 fl. ounces 1 liter = 10 deciliters = 33.81 fl. ounces l  dekaliter  =  10  liters  =  2.64  gallons l  hectoliter  =  10  dekaliters  =  26.42  gallons l  kiloliter  =  10  hectoliters  =  264.18  gallons Square  Measure Weights l  centigram  =  10  milligrams  =  .15  grain l  decigram  =  10  centigrams  =  1.54  grains l gram = 10 decigram = .035 0unce l dekagram = 10 grams = .35 0unce 1 hectogram = 10 dekagrams = 3.520 unces l  kilogram  =  10  hectograms  =  2.2  pounds l  quintal  =  100  kilograms  =  220.46  pounds l  metric  ton  =  10  quintals  =  l.l  short  tons l sq. centimeter = 100 sq. millimeters = .155 sq. inch l  sq.  decimeter  =  100  sq.  centimeters  =  15.5  sq.  inches l sq. meter (centare) = 100 sq. decimeters = 10.76 sq. feet l sq. dekameter (are) = 100 sq. meters = 1,076.4 sq. feet l  sq.  hectometer  (hectare)  =  100  sq.  dekameters=  2.47  acres l sq. kilometer = 100 sq. hectometers = .386 sq. mile Cubic   Measure l 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 cu. 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 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 newton-meters mewton-meters °F   Fahrenheit temperature Multiply  by 2,540 .305 .914 1.609 6.451 .093 .836 2.590 .405 .028 .765 29,573 .473 .946 3.785 28.349 .454 .907 1.365 .11375 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 Temperature  (Exact) 5/9  (after Celsius subtracting  32) temperature To newton-meters 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 Multiply  by .007062 .394 3.280 1.094 .621 .155 10.764 1.196 .386 2.471 35.315 1.308 .034 2.113 1.057 .264 .035 2.205 1.102 °C