Practice the questions of **McGraw Hill Math Grade 4 Answer Key** **PDF Chapter 5 Lesson 6 Estimating Products**Â to secure good marks & knowledge in the exams.

## McGraw-Hill Math Grade 4 Answer Key Chapter 5 Lesson 6 Estimating Products

**Multiply**

**Use rounding or compatible numbers to estimate each product.**

Question 1.

41 Ã— 63 = __2,400
__Explanation:

40 x 60 that is 4 x 6 = 24

then zeros are added

Question 2.

53 Ã— 51 = ___

Answer:

53 Ã— 51 = 2703

Explanation:

both the numbers are rounded to 50

5 x 5 = 25

50 x 50 = 2500

Question 3.

19 Ã— 84 = ____

Answer:

19 Ã— 84 = 1596

Explanation:

both the numbers are rounded to 20 and 80

2 x 8 = 16

20 x 80 = 1600

Question 4.

81 Ã— 33 = ___

Answer:

81 Ã— 33 = 2673

Explanation:

both the numbers are rounded to 80 and 30

8 x 3 = 24

80 x 30 = 2400

Question 5.

36 Ã— 22 = ___

Answer:

36 Ã— 22 = 792

Explanation:

both the numbers are rounded to 40 and 20

4 x 2 = 8

40 x 20 = 800

Question 6.

32 Ã— 37 = ___

Answer:

32 Ã— 37 =1184

Explanation:

both the numbers are rounded to 30 and 40

3 x 4 = 12

30 x 40 = 1200

Question 7.

An adult giraffe at the zoo eats 517 pounds of leaves in a week. Write the expression that shows the best way to estimate how many pounds of leaves the giraffe will eat in 5 weeks.

Answer:

517 x 5

Explanation:

adult giraffe eats 517 pounds

517 x 5 = 2585 leaves.