Multiplying Fractions
4/15
1/2 ÷ 1/4
2
You have ½ pound of cheese. Each serving is ¼ pound.
How many servings can you make?
1/2 ÷ 1/4 = 2 servings
You walk ¾ mile each day.
How far do you walk in 4 days?
3/4 × 4 = 3 miles
Find the area of a rectangle with a length of ½ ft and a width of ⅓ ft.
1/6 square ft
2/3 x 6
3/4 ÷ 1/2
A ribbon is ¾ yard long. Each piece is ⅛ yard.
How many pieces can be cut?
3/4 ÷ 1/8 = 6 pieces
You have 2 miles of rope. Each piece is ¼ mile long.
How many pieces can you make?
2 ÷ 1/4 = 8 pieces
Find the volume of a rectangular prism with
Length = 1 ft, Width = ½ ft, Height = ¼ ft.
1/8 cu ft
1 1/2 x 4/7
6/7
2 1/2 ÷ 1/5
25/2 or 12 1/2
A recipe needs ⅔ cup of sugar per batch. You have 2 cups of sugar.
How many batches can you make?
2 ÷ 2/3 = 3 batches
Each smoothie needs ⅔ cup of yogurt. You make 5 smoothies.
How much yogurt is needed total?
2/3 × 5 = 10/3 = 3 1/3 cups
A rectangle has an area of ¾ square meters and a width of ⅜ meter.
What is the length?
2 meters
2 3/4 x 1 2/3
4 7/12
3 3/4 ÷ 1 1/2
5/2 or 2 1/2
A jogger runs 3¾ miles in ½ hour.
How many miles per hour is the jogger running?
3 3/4 ÷ 1/2 = 7 1/2 miles per hour
A 2½-pound bag of rice is shared equally among ⅝-pound servings.
How many servings are there?
2 1/2 ÷ 5/8 = 4 servings
A rectangular prism has a volume of 2⅔ cubic feet.
The base area is 1⅓ square feet.
What is the height?
2 feet
4 1/2 x 2 2/3
12
5 2/3 ÷ 2 4/5
85/42 or 2 1/42
A tank holds 6⅔ gallons of water. Water is drained at a rate of 5/6 gallon per minute.
How many minutes will it take to empty the tank?
6 2/3 ÷ 5/6 = 8 min.
A car travels 3⅓ miles every ¼ hour.
How many miles does it travel in 1 hour?
3 1/3 ÷ 1/4 = 40/3 = 13 1/3 miles
A rectangular prism has a volume of 5½ cubic inches.
The length is 1¼ inches and the width is ⅔ inch.
What is the height?
6 3/5