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Worksheet: Estimating Products by Rounding

In this worksheet, we will practice estimating the product of two positive two-digit numbers by rounding, without using a calculator.

Q1:

Which of the following is closest to ?

A 20
B 2 000
C 20 000
D 200

Q2:

Which of the following is closest to ?

A 130
B 13 000
C 130 000
D 1 300

Q3:

Which of the following is closest to ?

A 660
B 66 000
C 660 000
D 6 600

Q4:

Which of the following is closest to ?

A 390
B 39 000
C 390 000
D 3 900

Q5:

Which of the following is closest to ?

A 380
B 38 000
C 380 000
D 3 800

Q6:

Which of the following is closest to ?

A 360
B 36 000
C 360 000
D 3 600