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CONVERSION FACTORS

Length Multiply by
Inches to Centimeters 2.54
Centimeters to Inches 0.39
Inches to Millimeters 25.40
Millimeters to Inches 0.04
Feet to Meters 0.31
Meters to Feet 3.28
Yards to Meters 0.91
Meters to Yards 1.09
Miles to Kilometers 1.61
Kilometers to Miles 0.62
Surface Multiply by
Square Inches to Square Centimeters 6.451
Square Centimeters to Square Inches 0.15
Square Feet to Square Meters 0.09
Square Meters to Square Feet 10.76
Square Yards to Square Meters 0.84
Square Meters to Square Yards 1.20
Square Miles to Square Kilometers 2.59
Square Kilometers to Square Miles 0.39
Acres to Hectares 0.40
Hectares to Acres 2.47
Volume Multiply by
Cubic Inches to Cubic Centimeters 16.39
Cubic Centimeters to Cubic Inches 0.06
Cubic Feet to Cubic Meters 0.03
Cubic Meters to Cubic Feet 35.32
Cubic Yards to Cubic Meters 0.76
Cubic Meters to Cubic Yards 1.31
Cubic Inches to Liters 0.02
Liters to Cubic Inches 61.03
Gallons to Liters 4.55
Liters to Gallons 0.22
American Gallons to Liters 3.79
Liters to American Gallons 0.26
Liquid Ounces to Cubic Milliliters 30.77
Cubic Milliliters to Liquid Ounces 0.03
Weight Multiply by
Ounces to Grams 28.35
Grams to Ounces 0.04
Pounds to Kilograms 0.45
Kilograms to Pounds 2.21
Long Tons to Metric Tons 1.02
Metric Tons to Long Tons 0.98
Short Tons to Metric Tons 0.91
Metric Tons to Short Tons 1.10