Multiplication Estimation

TEKS 5.4 A&B

Post Test Questions

1. Round the following number to the nearest tens.

72

a) 60
b) 65
c) 70
d) 55

2. Round the following number to the nearest 100.

724.5

a) 600
b) 650
c) 700
d) 750

3. Round the following number to the nearest whole number.

2.45

a) 1.0
b) 0.5
c) 2.0
d) 1.5

4. What is the correct estimation for the following problem?

245
x55

a) 300 x 50
b) 200 x 60
c) 300 x 60
d) 200 x 50

5. What is the correct estimation for the following problem?

5,560
x 124

a) 5,000 x 100
b) 6,000 x 200
c) 6,000 x 100
d) 5,000 x 200

6. Estimate the following problem. What is the correct estimation answer?

740
x 18

a) 1,400
b) 1,400,000
c) 14,000
d) 1,200,000

7. Estimate the following problem. What is the correct estimation answer?

552
x 52

a) 35,000
b) 3,500
c) 28,000
d) 30,000

8. Round the following number to the nearest 1000.

5,550

a) 5,500
b) 6,000
c) 6,500
d) 5,000

9. Estimate the following problem. What is the correct estimation answer?

2,200
x 249

a) 900,000
b) 400,000
c) 600,000
d) 450,000

10. Estimate the following problem. What is the correct estimation answer?

322
x 62

a) 18,000
b) 21,000
c) 2,100
d) 24,000