WEIGHTS & CALCULATIONS

METRIC SYSTEM1

LENGTH
Unit Abbreviation Number of Meters Approximate U.S. Equivalent
kilometer km 1,000 0.62 mile
hectometer hm 100 328.08 feet
decameter dam 10 32.81 feet
meter m 1 39.37 inches
decimeter dm 0.1 3.94 inches
centimeter cm 0.01 0.39 inch
millimeter mm 0.001 0.039 inch
micrometer µm 0.000001 0.000039 inch
AREA
Unit Abbreviation Number of Square Meters Approximate U.S. Equivalent
square kilometer sq km or km2 1,000,000 0.3861 square miles
hectare ha 10,000 2.47 acres
are a 100 119.60 square yards
square centimeter sq cm or cm2 0.0001 0.155 square inc
VOLUME
Unit Abbreviation Number of Cubic Meters Approximate U.S. Equivalent
cubic meter m3 1 1.307 cubic yards
cubic decimeter dm3 0.001 61.023 cubic inches
cubic centimeter cu cm or cm3 also cc 0.000001 0.061 cubic inch