METRIC  
MEASUREMENT AND CONVERSION  
Length—Basic is meter (m)  
Metric Unit  Meter  Inches  Feet  Yards  Miles  
Millimeter (mm)  .001  —  —  —  —  
Centimeter (cm)  .01  .3937  —  —  —  
Decimeter (dm)  .1  3.937  .3281  .1094  —  
Meter (m)  1  39.37  3.281  1.094  —  
Decameter (dkm)  10  393.7  32.81  10.94  —  
Hectometer (hm)  100  3937  328.1  109.4  —  
Kilometer (km)  1000  —  3281  1094  .6214  
To Convert  Yards to Meters—multiply by .9144  
In. to millimeters—multiply by 25.4  Yards to Meters—multiply by .9144  
Millimeters to In.—multiply by .03937  Meters to Yards—multiply by 1.094  
Feet to meters—multiply by .3048  Miles to Kilometer—multiply by 1.609  
Meters to Feet—multiply by 3.281  Kilometer to Miles—multiply by .6214  
AREA—Basic unit is centare (ca) which is 1 square meter  
Metric Unit  Centares  Square
Inches 
Square
Feet 
Square
Yards 
Acres  
Sq. Millimeter (sq. mm)  .000001  —  —  —  —  
Sq. Centimeter (sq. cm)  .0001  .1550  —  —  —  
Sq. Decimeter (sq. dm)  .01  15.50  .1076  —  —  
Centare/Sq. Meter (ca/sq.m)  1  1550  10.76  1.196  —  
Area (a)  100  —  1076  119.6  —  
Hectare (ha)  10,000  —  —  —  2.471  
Sq. Kilometer (sq. km)  1,000,000  —  —  —  247.1  
To Convert  
Sq. In. to Sq. cm—multiply by 6.452  Acres to Hectares—multiply by .4047  
Sq. cm to Sq. In.—multiply by .1550  Hectares to Acres—multiply by 2.471  
Sq. Ft. to Sq. m.—multiply by .0929  Acres to Sq. km.—multiply by .004047  
Sq. m to Sq. Ft.—multiply by 10.76  Sq. km. To Acres—multiply by 247.1  
Sq. Yds. To Sq. m.—multiply by .8361  Sq. mile to Sq. km.—multiply by 2.590  
Sq. m. to Sq. Yds.—multiply by 1.196  Sq. km. To Sq. miles—multiply by .3861  
VOLUME—Basic unit is stere (s) which is 1 cubic meter  
Metric Unit  Steres  Cubic Inch  Cubic Foot

Cubic Yards  
Cu Millimeter (cu mm)  .000000001  —  —  —  
Cu Centimeter (cu cm)  .0000001  .06102  —  —  
Cu Decimeter (cu dm)  .001  61.023  —  —  
Decistere (ds)  .1  6102.3  3.531  .1308  
Stere/Cu Meter (s/cu m)  1  61023  35.31  1.308  
Decastere (dks)  10  —  353.1  13.08  
To Convert  
Cu. Mm to Cu In.—multiply by .000061  Cu. Ft. to Cu. m—multiply by .0283  
Cu cm to Cu In.—multiply by .06102  Cu. m to Cu. Ft.—multiply by 35.31  
Cu. In. Cu cm—multiply by 16.39  Cu. Yds. To Cu m—multiply by .7646  
Cu cm to Cu In.—multiply by .06102  Cu. m to Cu. Yds.—multiply by 1.308  
WEIGHT—Basic unit is gram (g)  
Metric Unit  
Milligram (mg)  .001  .01543  —  —  
Centigram (cg)  .01  .1543  —  —  
Decigram (dg  .1  1.543  —  —  
Gram  1  15.43  .03527  —  
Decagram (dkg)  10  154.3  .3527  —  
Hectogram (hg)  100  1543  3.527  .22046  
Kilogram (kg)  1000  —  35.27  2.2046  
Quintal (q)  100,000  —  3527  220.46  
Metric Ton (MT)  1,000,000  —  —  2204.6  
To Convert  
Grains to Centigrams—multiply by 6.48  Grams to Ounces—multiply by .03527  
Centigrams to Grains—multiply by .1543  Pounds to Kilograms—multiply by .4536  
Ounces to grams—multiply by 28.35  Kilograms to Pounds—multiply by 2.2046  
Tons (2000#) to Metric Tons—multiply by .9078  
Metric Tons to Tons (2000#)—multiply by 1.1023 