All the solutions provided in **McGraw Hill Math Grade 5 Answer Key PDF Chapter 7 Lesson 4 Multiplying a Whole Number by a Fraction **are as per the latest syllabus guidelines.

## McGraw-Hill Math Grade 5 Answer Key Chapter 7 Lesson 4 Multiplying a Whole Number by a Fraction

**Solve**

**Find the product. Use any model you like.**

Question 1.

4 × \(\frac{1}{8}\) _______________

Answer:

\(\frac{4}{8}\) = \(\frac{1}{2}\)

Question 2.

6 × \(\frac{1}{2}\) _______________

Answer:

3

Explanation:

6 × (1/2) = (6/2) =3

Question 3.

12 × \(\frac{1}{2}\) _______________

Answer:

6

Explanation:

12 × (1/2) = (12/2) =6

Question 4.

9 × \(\frac{1}{3}\) _______________

Answer:

3

Explanation:

9 × (1/3) = (9/3) =3

Question 5.

5 × \(\frac{1}{10}\) _______________

Answer:

(1/2)

Explanation:

5 × (1/10) = (5/10) = (1/2)

Question 6.

3 × \(\frac{1}{3}\) _______________

Answer:

1

Explanation:

3 × (1/3) = (3/3) = 1

Question 7.

24 × \(\frac{1}{3}\) _______________

Answer:

8

Explanation:

24 × (1/3) = (24/3) = 8

Question 8.

32 × \(\frac{1}{4}\) _______________

Answer:

8

Explanation:

32 × (1/4) = (32/4) =8

Question 9.

45 × \(\frac{1}{9}\) _______________

Answer:

5

Explanation:

45 × (1/9) = (45/9) =5

**Multiply**

Question 10.

12 × \(\frac{2}{3}\) _______________

Answer:

8

Explanation:

12 × (2/3) = 4 × 2 = 8

Question 11.

15 × \(\frac{3}{5}\) _______________

Answer:

9

Explanation:

15 × (3/5)= 3 × 3 = 9

Question 12.

8 × \(\frac{3}{4}\) _______________

Answer:

6

Explanation:

8 × (3/4) = 2 × 3 =6

Question 13.

21 × \(\frac{2}{7}\) _______________

Answer:

6

Explanation:

21 × (2/7) = 3 × 2 = 6

Question 14.

6 × \(\frac{2}{3}\) _______________

Answer:

4

Explanation:

6 × (2/3) = 2 × 2 = 4

Question 15.

39 × \(\frac{2}{3}\) _______________

Answer:

26

Explanation:

39 × (2/3) = 13 × 2 = 26

Question 16.

24 × \(\frac{3}{8}\) _______________

Answer:

9

Explanation:

24 × (3/8) = 3× 3 = 9

Question 17.

30 × \(\frac{3}{5}\) _______________

Answer:

18

Explanation:

30 × (3/5) = 6 × 3 = 18

Question 18.

\(\frac{3}{11}\) × 44 _______________

Answer:

12

Explanation:

(3/11) × 44 = 3 × 4 = 12

**Solve.**

Question 19.

Maynard’s Mustard prepares 14 bottles of mustard for the farmer’s market. They also prepare \(\frac{3}{7}\) as much ketchup as mustard. How many bottles of ketchup do they prepare?

Answer:

6

Explanation:

Number of mustard bottles= 14

Number of ketchup bottles = (3/7)th of the mustard bottles

= (3/7) × 14

= 3 × 2

=6

Question 20.

Lydia made calzones for the market. She started with 5 cans of tomato sauce. She used \(\frac{2}{5}\) of the cans for the first batch of calzones. How many cans of tomato sauce did she use?

Answer:

2

Explanation:

Number of cans of tomato sauce = 5

Number of cans she used = (2/5) of the cans

= (2/5) × 5

=2

Question 21.

From start to finish, the bakers at Bountiful Bread spend 10 hours making bread. They spend \(\frac{5}{6}\) of the time waiting for the bread to rise. How much time do they wait for the bread to rise?

Answer:

8.3 hours

Explanation:

Hours to make bread = 10

Waiting time for the bread to rise = (5/6)th of the hours to make bread

= (5/6) × 10

= (5/3)× 5

= (25/3)

= 8.3 hours