Customary Units of Measure

Ch. 11 Lesson 5

Convert Customary Units of Weight

Today we are going to convert like measurement units (weight) within the customary system to solve real world problems.

MGSE.5.MD.1 C

WEIGHT

A measure of how heavy an object.

Customary units of weight are ounces (oz), pounds (lb or lbs), and tons (T).

Multiple Choice

Let's look at example 1 on page 825

A newborn lion cub weight about 5 pounds.

How many ounces does the cub weigh?

Convert 5 pound to ounces.

• 80 ounces

• 3 $$\frac{1}{5}$$ ounces

Multiple Choice

Let's look at example 2 on page 826

Convert 56 ounces to pounds.

• 3   $$\frac{3}{4}$$  pounds

• 3 $$\frac{1}{2}$$  pounds

Multiple Choice

Guided Practice

3 lb =__oz

• 48 oz

• 5 $$\frac{1}{3}$$ oz

Multiple Choice

Guided Practice

2   $$\frac{1}{2}$$  lb = __oz

• 32   $$\frac{1}{2}$$  oz

• 40 oz

Multiple Choice

Guided Practice

32 oz = __ lb

• 2 lb

• 512 lbs

Multiple Choice

Independent Practice

96 oz = __ lb

• 6 lb

• 1,536 lbs

Multiple Choice

Independent Practice

1.5T=__lb

• 30,000 lb

• 3,000 lbs

Multiple Choice

Independent Practice

50 oz = __lb__oz

• 3 lb  2 oz

• 3 lb  4 oz

Multiple Choice

Independent Practice

7,000 lb = __T

• 3   $$\frac{1}{2}$$  lb or 3.5 lb

• 3   $$\frac{1}{5}$$   lb