Whole # by Fraction
5 ÷ 1/2
10
5/12 ÷ 2/3
5/8
A deli makes 10 lb of potato salad. If the deli sells portions of potato salad in 1/2 -lb containers, how many portions can the deli sell?
20
In Zach’s class, ⅗ of the 25 students are boys. How many boys are in Zach’s class?
15 Boys
12 ÷ 1/2
24
7/2 ÷ 3/4
28/6
At Kelly’s school, ⅔ of the school playground is covered with grass, and ⅗ of the grassy area is a baseball field. How much of the playground is the baseball field?
MAKE AN EQUATION & SOLVE
⅔ x ⅗ = 6/15 OR ⅖
⅖ of the playground is the baseball field
Our aquarium holds 5 liters of water. If we use a scoop that holds ⅙ of a liter of water, how many scoops will fill the aquarium?
30
4 ÷ 5/8
32/5
1 4/5 ÷ 2/3
27/10
Marie's bird feeder holds 1/2 of a cup of birdseed. Marie is filling the bird feeder with a scoop that holds 1/4 of a cup. How many scoops of birdseed will Marie put into the feeder?
2
Shelly made cupcakes and wants to frost them. She has 4 cups of frosting. It takes ⅓ of a cup to frost each cupcake. How many can she frost?
12 cupcakes
7 ÷ 2/3
21/2
5 2/5 ÷ 3 5/6
163/115
The road repair crew can fix 1/2 mile of road a day. How many days will it take for them to fix 6 3/4 miles of road?
13.5 Days
There is a ½ of a pan of brownies left. 4 children are going to share it equally. WHat fraction of the whole pan will each child get?
Write an EXPRESSION then solve.
1/8
23 ÷ 5/8
184/5
1 1/2 ÷ 3 3/4
2/5
Cory says that 6 / ½ means the same as ½ of 6, so the answer is 3. Do you agree with him? WHY or WHY NOT?
INCORRECT
½ of 6 is ½ x 6 = 6/2 which is 3
6 / ½ = 12 (2 halves = 1 whole so 6 halves is 12)
A horse trough in the shape of a rectangular prism is being filled with water. The length of the trough is 4 ft and its width is 1 1/3 ft. When the height of the water in the trough is 1 3/4 ft, what is the volume of the amount of water in the trough?
112/12 OR 9 4/12