METRIC/ENGLISH CONVERSION FACTORS

ENGLISH TO METRIC

METRIC TO ENGLISH

LENGTH (APPROXIMATE)

LENGTH (APPROXIMATE)

1 inch (in)

=

2.5 centimeters (cm)

1 millimeter (mm)

=

0.04 inch (in)

 

1 foot (ft)

=

30 centimeters (cm)

1 centimeter (cm)

=

0.4 inch (in)

 

1 yard (yd)

=

0.9 meter (m)

1 meter (m)

=

3.3 feet (ft)

 

1 mile (mi)

=

1.6 kilometers (km)

1 meter (m)

=

1.1 yards (yd)

 

 

 

 

1 kilometer (km)

=

0.6 mile (mi)

 

AREA (APPROXIMATE)

AREA (APPROXIMATE)

1 square inch (sq in, in2)

=

6.5 square centimeters (cm2)

1 square centimeter (cm2)

=

0.16 square inch (sq in, in2)

 

1 square foot (sq ft, ft2)

=

0.09 square meter (m2)

1 square meter (m2)

=

1.2 square yards (sq yd, yd2)

 

1 square yard (sq yd, yd2)

=

0.8 square meter (m2)

1 square kilometer (km2)

=

0.4 square mile (sq mi, mi2)

 

1 square mile (sq mi, mi2)

=

2.6 square kilometers (km2)

10,000 square meters (m2)

=

1 hectare (ha) = 2.5 acres

 

1 acre = 0.4 hectare (he)

=

4,000 square meters (m2)

 

 

 

 

MASS - WEIGHT (APPROXIMATE)

MASS - WEIGHT (APPROXIMATE)

 

1 ounce (oz)

=

28 grams (gm)

1 gram (gm)

=

0.036 ounce (oz)

 

1 pound (lb)

=

0.45 kilogram (kg)

1 kilogram (kg)

=

2.2 pounds (lb)

 

1 short ton = 2,000 pounds (lb)

=

0.9 tonne (t)

1 tonne (t)

 

=

=

1,000 kilograms (kg)

1.1 short tons

 

VOLUME (APPROXIMATE)

VOLUME (APPROXIMATE)

 

1 teaspoon (tsp)

=

5 milliliters (ml)

1 milliliter (ml)

=

0.03 fluid ounce (fl oz)

1 tablespoon (tbsp)

=

15 milliliters (ml)

1 liter (l)

=

2.1 pints (pt)

1 fluid ounce (fl oz)

=

30 milliliters (ml)

1 liter (l)

=

1.06 quarts (qt)

1 cup (c)

=

0.24 liter (l)

1 liter (l)

=

0.26 gallon (gal)

1 pint (pt)

=

0.47 liter (l)

 

 

 

1 quart (qt)

=

0.96 liter (l)

 

 

 

1 gallon (gal)

=

3.8 liters (l)

 

 

 

1 cubic foot (cu ft, ft3)

=

0.03 cubic meter (m3)

1 cubic meter (m3)

=

36 cubic feet (cu ft, ft3)

1 cubic yard (cu yd, yd3)

=

0.76 cubic meter (m3)

1 cubic meter (m3)

=

1.3 cubic yards (cu yd, yd3)

TEMPERATURE (EXACT)

TEMPERATURE (EXACT)

 

[(x-32)(5/9)] F

=

y C

[(9/5) y + 32] C

=

x F