Metric Conversion Tables



Approximate Conversions From Customary To Metric

 

When You
Have

Multiply By

To Get

Length

Inches

25.4

Millimeters

 

Inches

2.5

Centimeters

 

Feet

300

Millimeters

 

Feet

30

Centimeters

 

Feet

.3

Meters

Area

Square inches

645.16

Square millimeters

 

Square inches

6.4516

Square centimeters

 

Square feet

0.09

Square meters

 

Square yards

0.8

Square meters

Weight (mass)

Ounces

28

Grams

 

Pounds

0.45

Kilograms

Volume

Cubic inches

16

Milliliters

 

Fluid ounces

30

Milliliters

 

Pints

0.47

Liters

 

Quarts

0.95

Liters

 

Gallons

3.8

Liters

 

Cubic feet

0.03

Cubic meters

Temperature

Degrees Fahrenheit

Subtract 32° Then multiply by 5/9

Degrees Celsius

 
Approximate Conversions From Metric to Customary

 

 

When You
Have

Multiply
By

To Get

Length

Meters

39.37

Inches

 

Meters

3.28

Feet

 

Centimeters

.393

Inches

 

Millimeters

.039

Inches

Area

Square millimeters

.0016

Square inches

 

Square centimeters

0.16

Square inches

 

Square meters

1.2

Square yards

Weight (mass)


Grams


0.035


Ounces

 

Kilograms

2.2

Pounds

Volume

Milliliters

0.03

Fluid ounces

 

Milliliters

0.06

Cubic ounces

 

Liters

2.1

Pints

 

Liters

1.06

Quarts

 

Liters

0.26

Gallons

Temperature

Degrees
Celsius

Multiply by 9/5 and then add 32

Degrees
Fahrenheit