 |
| Metric
Basics |
 |
The three basic metric units are
the meter (length), the gram (weight), and the liter (volume). The
key to metric prefixes are:
- 1000 = kilo
- 100 = hecto
- 10 = deca
- 0.1 = deci
- 0.01 = centi
- 0.001 milli
Common
Measurement
Length
| 1 kilometer |
= 0.62137 mi |
| 1 meter |
= 3.2808 ft |
| 1 centimeter |
= 0.3937 in |
| 1 mile |
= 1.6093 km |
| 1 foot |
= 0.3048 m |
| 1 inch |
= 2.54 cm |
Weight
| 1 kilogram |
= 2.2046 lbs |
| 1 gram |
= 0.0353 oz |
| 1 short ton |
= 907.1847 kilos |
| 1 pound |
= 0.4536 kilos |
| 1 ounce |
= 28.3495 g |
Volume
| 1 hectoliter |
= 100 l |
= 0.1 m3 |
= 26.4172 gal |
| 1 liter |
= 100 cl |
= 1 dm3 |
= 1.0567 qt |
| 1 gallon (U.S.) |
= 3.7853 l |
|
|
| 1 cubic inch |
= 16.3871 cm3 |
|
|
Area
| 1 square kilometer |
= 1 million m2 |
= 0.3861 mi2 |
| 1 hectare |
= 10,000 m2 |
= 2.471 acres |
| 1 square meter |
= 10.7639 ft2 |
= 1550.003 in2 |
| 1 square mile |
= 640 acres |
= 258.9988 ha2 |
| 1 square foot |
= 144 in2 |
= 929.0304 cm2 |
Easy
Conversions
| |
Symbol |
If You Know |
Multiply By |
To Find |
Symbol |
| Length |
mm |
millimeters |
0.03937 |
inches |
in |
| cm |
centimeters |
0.3937 |
inches |
in |
| m |
meters |
3.3 |
feet |
ft |
| m |
meters |
1.1 |
yards |
yd |
| km |
kilometers |
0.62 |
miles |
mi |
| in |
inches |
2.54 |
centimeters |
cm |
| ft |
feet |
30.48 |
centimeters |
cm |
| yd |
yards |
0.9144 |
meters |
m |
| Area |
cm2 |
square centimeters |
0.16 |
square inches |
in2 |
| m2 |
square meters |
1.2 |
square yards |
yd2 |
| km2 |
square kilometers |
0.4 |
square miles |
mi2 |
| ha2 |
hectares (10,000 m2) |
2.5 |
acres |
|
| in2 |
square inches |
6.5 |
square centimeters |
cm2 |
| ft2 |
square feet |
0.09 |
square meters |
m2 |
| yd2 |
square yards |
0.8 |
square meters |
m2 |
| mi2 |
square miles |
2.6 |
square kilomters |
km2 |
| Weight |
g |
grams |
0.035 |
ounce |
oz |
| kg |
kilograms |
2.2046 |
pounds |
lb |
| t |
tonnes
(1,000 kq) |
1.1 |
short tons |
|
| oz |
ounces |
28.3495 |
grams |
g |
| lb |
pounds |
0.45 |
kilograms |
kg |
| Volume |
ml |
milliliters |
0.03 |
fluid ounces |
fl oz |
| l |
liters |
2.1 |
pints |
pt |
| l |
liters |
1.06 |
quarts |
qt |
| l |
liters |
0.26 |
gallons |
gal |
| m3 |
cubic meters |
35.314 |
cubic feet |
ft3 |
| m3 |
cubic meters |
1.3 |
cubic yards |
yd3 |
| tsp |
teaspoons |
5 |
milliliters |
ml |
| tbsp |
tablespoons |
15 |
milliliters |
ml |
| fl oz |
fluid ounces |
30 |
milliliters |
ml |
| c |
cups |
0.24 |
liters |
l |
| pt |
pints |
0.47 |
liters |
l |
| qt |
quarts |
0.97 |
liters |
l |
| gal |
gallons |
3.8 |
liters |
l |
| ft3 |
cubic feet |
0.03 |
cubic meters |
m3 |
| yd3 |
cubic yards |
0.76 |
cubic meters |
m3 |
|
|
|
