Estimating Multiplication Answers

Name: ___________________________

Date: ___________________________

Instructions: For each multiplication problem, round both numbers to the nearest ten or hundred (as shown), then estimate the answer. Finally, calculate the exact answer.

Part A: Round to the nearest 10

Problem

Estimation

Exact Answer

1. 28 × 34

_____ × _____ = _____

_____

2. 52 × 19

_____ × _____ = _____

_____

3. 73 × 26

_____ × _____ = _____

_____

4. 41 × 68

_____ × _____ = _____

_____

5. 85 × 47

_____ × _____ = _____

_____

Part B: Round to the nearest 100

Problem

Estimation

Exact Answer

6. 287 × 42

_____ × _____ = _____

_____

7. 156 × 38

_____ × _____ = _____

_____

8. 423 × 61

_____ × _____ = _____

_____

9. 348 × 27

_____ × _____ = _____

_____

10. 591 × 83

_____ × _____ = _____

_____

🌟 Challenge

Compare your estimate with your exact answer for problem 10. How close was your estimate?

Difference: _____________________