Prefixes
Means thousandth
milli-
.001 meter
millimeter
.001 gram
milligram
.001 liter
milliliter
1 square meter is how many square centimeters?
10,000
Means hundredth
centi-
.01 meter
centimeter
.01 gram
centigram
.01 liter
1 hectare is how many square meters
10,000
Means hundredth
deci-
.1 meter
decimeter
.1 gram
decigram
.1 liter
deciliter
1 square kilometer is how many hectares
100
Means hundred
hecto-
10 meters
dekameter
10 grams
dekagram
10 liters
dekaliter
To change from a larger unit to a smaller unit, do you add, subtract, or multiply?
multiply
Means ten
deka-
100 meters
hectometer
100 grams
hectogram
100 liters
hectoliters
To change from a smaller unit to a larger unit, what do you do?
divide