Estimation Worksheet
Name: ____________________Date: ____________
Instructions: Estimating sums, differences, and products by rounding and compatible numbers.
20 problems
- Estimate 62 + 25 by rounding each number to the nearest 10: ______
- Estimate 29 + 76 by rounding each number to the nearest 10: ______
- Estimate 74 + 46 by rounding each number to the nearest 10: ______
- Estimate 83 − 22 by rounding each number to the nearest 10: ______
- Estimate 58 + 52 by rounding each number to the nearest 10: ______
- Estimate 62 − 49 by rounding each number to the nearest 10: ______
- Estimate 52 + 82 by rounding each number to the nearest 10: ______
- Estimate 85 − 45 by rounding each number to the nearest 10: ______
- Estimate 46 − 49 by rounding each number to the nearest 10: ______
- Estimate 55 − 46 by rounding each number to the nearest 10: ______
- Estimate 49 − 50 by rounding each number to the nearest 10: ______
- Estimate 62 + 60 by rounding each number to the nearest 10: ______
- Estimate 22 − 55 by rounding each number to the nearest 10: ______
- Estimate 83 − 55 by rounding each number to the nearest 10: ______
- Estimate 74 + 37 by rounding each number to the nearest 10: ______
- Estimate 55 − 47 by rounding each number to the nearest 10: ______
- Estimate 54 + 40 by rounding each number to the nearest 10: ______
- Estimate 79 − 51 by rounding each number to the nearest 10: ______
- Estimate 73 + 54 by rounding each number to the nearest 10: ______
- Estimate 43 − 69 by rounding each number to the nearest 10: ______