Quiz about Estimating multiplication

Question 1

What is the estimated answer of 456 x 7?

Accepted Answer

3,500

Answer

5,000

Answer

3,000

Answer

2,736

Question 2

What is the estimated answer of 99 x 4?

Accepted Answer

400

Answer

4

Answer

40

Answer

4,000

Question 3

What is the estimated answer of 58 x 61?

Accepted Answer

3,600

Answer

4,000

Answer

3,000

Answer

360

Question 4

Estimate the product of 9,193 x 7:

Accepted Answer

9,000 x 7

Answer

9,000 x 10

Answer

10,000 x 7

Answer

10,000 x 10

Question 5

Estimate the product of 272 x 5:

Accepted Answer

300 x 5

Answer

200 x 5

Answer

200 x 10

Answer

300 x 10

Question 6

Estimate the product of 92 x 12:

Accepted Answer

90 x 10

Answer

92 x 12

Answer

100 x 10

Answer

100 x 20

Question 7

Estimate the product of 37 x 63:

Accepted Answer

40 x 60

Answer

40 x 70

Answer

50 x 60

Answer

30 x 60

Question 8

In a school cafeteria, 1,350 lunch trays are used every day. Approximately how many lunch trays are used in 5 days? Choose the best estimate.

Accepted Answer

1,000 x 5 = 5,000

Answer

1,000 x 10 = 10,000

Answer

1,350 x 5 = 6,750

Question 9

79 injections of vaccination were sent to 21 hospitals each. About how many total vaccination injections were sent out? Choose the best estimate.

Accepted Answer

80 x 20 = 1,600

Answer

79 x 21 = 1,659

Answer

70 x 20 = 1,400

Question 10

Estimate means to...

Accepted Answer

Round

Answer

Add

Answer

Subtract

Answer

Multiply

Question 11

Do single digit numbers get rounded?

Accepted Answer

No, they don't.

Answer

Yes, they do.

Question 12

Complete the sentence: when estimating products, we round the number to...

Accepted Answer

the highest place value.

Answer

the lowest place value.

Estimating multiplication

12 questions