Reteach to Build
Understanding
Name
13-3
Vocabulary
1. Weight is how heavy an object is. Weight can be measured using
ounces, pounds, and tons.
How many ounces are in 5 pounds?
Customary Units of Weight
One pound is equal to 16 ounces. To find how
many ounces are in 5 pounds, multiply 5 by 16.
1 pound (lb) = 16 ounces (oz)
1 ton (T) = 2,000 lb
1 pound = 16 ounces
5 pounds = ? ounces
5 ×
=
ounces in 5 pounds.
There are
2. How many pounds are in 6 tons?
1 ton =
pounds
6 tons = ? pounds
6×
Number
of tons
=
pounds
Pounds per
ton
pounds in 6 tons.
There are
3. How many ounces are in 1012 pounds?
1 pound =
ounces
(
)
1012 × 16 = 10 + 12 × 16
(
)
) + 12 ×
= (10 ×
=
Break apart 1012 .
+
Multiply.
=
There are
Use the Distributive Property.
Add.
ounces in 1012 pounds.
On the Back!
4. Olivia’s birth weight was 6 pounds 6 ounces. Write Olivia’s birth weight
in ounces.
R 13•3
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