Look at the model. Which number sentence is shown by the model?
a. 1/6 ÷ 1/4
b. 1/6 x 1/4
c. 1/6 - 1/4
d. 1/6 + 1/4
b. 1/6 x 1/4
The product that results from multiplying a whole number by a fraction less than 1 is always (less than, greater than, equal to) the whole number.
less than
Solve.
1 ÷ 3
1/3
Emerald conducted a survey and found that 4/6 of her classmates have a pet and 2/5 of those pets are dogs.
What fraction of her classmates has dogs?
8/30 or 4/15
1/6 ÷ (4 1/3 - 2 1/3)
1/12
Solve.
8 x 2/3
16/3 or 5 1/3
The product that results from multiplying a whole number by a fraction greater than 1 is always (less than, greater than, equal to) the whole number.
greater than
Solve.
2 ÷ 1/4
8
Violet bought 6 stamps. She gave 2/3 of the stamps to Hampton. How many stamps did Violet give to Hampton?
4 Stamps
Write an expression to represent each model.
Model 1: 6 ÷ 1/4
Model 2: 1/4 ÷ 6
Solve.
5 x 3/4
15/4 or 3 3/4
Which fraction goes in the blank to make the sentence below true?
4 x ___ = 4
a. 2/3
b. 3/3
c. 3/2
d. 1/2
b. 3/3
Solve.
1/2 ÷ 6
1/12
Anderson has 1/3 of a pound of chocolate chips. He wants to divide up these chips equally to add them to the 7 pancakes he is making. How much chocolate chips, in pounds, will Anderson add to each pancake?
1/21 of a pound
Anthony buys 2/3 pound of granola. On a hike, he eats 4/5 of the granola he bought. To estimate the amount of granola he eats on his hike, Anthony writes 2/3 x 4/5. What is the best estimate for the amount of granola Anthony eats on his hike?
1 pound
Solve.
4/5 x 2/3
8/15
Which of the following expressions represents a value greater than 4/5?
a. 4/5 x 1/2
b. 4/5 x 3/3
c. 4/5 x 4/5
d. 4/5 x 5/4
d. 4/5 x 5/4
Solve.
9 ÷ 1/5
45
Ms. Kingery has 5 pounds of candy to give to her friends. She puts the candy in bags that hold 1/4 pound each.
How many bags of candy can Ms. Kingery make?
20 bags of candy
Xora and Jared are organizing the 5th grade cross country race. There are 64 runners registered and they are planning for each runner to drink 1/4 quart of water. The water comes in 1 gallon jugs. How many gallons of water are needed?
16/4 or 4 gallons
Solve.
3/3 x 4/4
12/12 or 1
Ms. Kingery wrote 3 math expressions on the board.
1. 6 x 1/6 2. 6 x 6/6 3. 6 x 3/2
Which expression would result in a product greater than 6?
3. 6 x 3/2
Solve.
1/6 ÷ 8
1/48
Ms. Eller is given $16 to buy snacks and drinks. She spends 3/4 of her money on snacks and the rest on drinks. How much money does Ms. Eller spend on drinks, in dollars?
$4
Will cuts a board that is 13 feet long into two pieces of different lengths. The shorter piece is ⅕ of the total length. What is the length of the shorter piece?
1 3/5 feet