Worksheet: Estimating Products by Rounding

This worksheet will sharpen your skills and let you practice estimating the product of two positive two-digit numbers by rounding and showing the steps of the answer without using a calculator.

Q1:

Which of the following is closest to ?

A
20 000
B200
C20
D
2 000

Q2:

Which of the following is closest to ?

A
130 000
B
1 300
C130
D
13 000

Q3:

Which of the following is closest to ?

A
660 000
B
6 600
C660
D
66 000

Q4:

Which of the following is closest to ?

A
390 000
B
3 900
C390
D
39 000

Q5:

Which of the following is closest to ?

A
380 000
B
3 800
C380
D
38 000

Q6:

Which of the following is closest to ?

A
360 000
B
3 600
C360
D
36 000