Converting Customary
Measures
LENGTH
 1 foot = 12 inches
 1 yard = 36 inches
 1 yard = 3 feet
 1 mile = 5,280 feet
 1 mile = 1,760 yards
WEIGHT
 1 pound = 16 ounces
 1 ton = 2,000 pounds
CAPACITY
 1 cup = 8 fluid ounces
 1 pint = 2 cups
 1 quart = 2 pints
 1 quart = 4 cups
 1 gallon = 4 quarts
 1 gallon = 16 cups
 1 gallon = 128 fluid ounces
Converting Measurements
When converting from one unit to another in the
customary system, it is important to know when to
multiply and when to divide.
Multiplying!


1.
2.
3.
4.
When you convert from a larger unit to a smaller
unit, multiply!
Example: How many inches are in 2 feet?
We need to go from what unit to what other unit?
Which is bigger, an inch or a foot?
Since we’re going from a larger unit (feet) to a
smaller unit (inches), multiply!
How many inches are in 1 foot?
Dividing!


1.
2.
3.
4.
When you convert from a smaller unit to a larger
unit, divide!
Example: How many yards are in 9 feet?
We are going from what unit to what unit?
Which is larger, a foot or a yard?
Since we’re going from a smaller unit (feet) to a
larger unit (yard), divide!
How many feet are in one yard?
Something to remember!!!
 From larger unit to smaller unit
means multiply!
 From smaller unit to larger unit
means divide!
A gallon is how many quarts?
A 1 qt
B
2 qt
C 3 qt
D 4 qt
How many pints in 1 gallon?
A 2 pt
B 4 pt
C
6 pt
D 8 pt
3 pounds = __ ounces
a. 5 ounces
b. 32 ounces
c. 48 ounces
d. 64 ounces
3 pounds 7 ounces = ____ ounces
a. 48 ounces
b. 41 ounces
c. 12 ounces
d. 55 ounces
Mr. Miller is 6 feet tall. What is his height in inches?
a.72
inches
b.62 inches
c.60 inches
d.0.5 inches
Sara bought a bag of oranges that weighs 6 pounds.
How many ounces is this?
a. 96
ounces
b.80 ounces
c. 3 ounces
d.112 ounces
 12 Quarts is how many gallons?
 How many feet are there in 46 inches?
 62 ounces is how many pounds?