CAAT Numerical Estimation and Approximation

Question 1

Which is the best estimate for 48 × 19?

Accepted Answer

1,000

Answer

500

Answer

800

Answer

1,200

Question 2

What is the best estimate for 897 ÷ 29?

Accepted Answer

30

Answer

10

Answer

20

Answer

40

Question 3

Approximately what is 18% of 550?

Accepted Answer

100

Answer

50

Answer

75

Answer

130

Question 4

Approximately how much is 2,489 + 3,512?

Accepted Answer

6,000

Answer

4,000

Answer

5,000

Answer

7,000

Question 5

Which whole number is closest to the square root of 50?

Accepted Answer

7

Answer

5

Answer

6

Answer

8

Question 6

A store sold 312 items at roughly $9.95 each. What is the best estimate of total sales?

Accepted Answer

$3,000

Answer

$300

Answer

$3,100

Answer

$4,000