Estimation Worksheet
Name: ____________________Date: ____________
Instructions: Estimating sums, differences, and products by rounding and compatible numbers.
20 problems
- Estimate 35 + 59 by rounding each number to the nearest 10: ______
- Estimate 69 − 47 by rounding each number to the nearest 10: ______
- Estimate 24 − 76 by rounding each number to the nearest 10: ______
- Estimate 30 − 57 by rounding each number to the nearest 10: ______
- Estimate 75 + 66 by rounding each number to the nearest 10: ______
- Estimate 27 + 84 by rounding each number to the nearest 10: ______
- Estimate 50 − 79 by rounding each number to the nearest 10: ______
- Estimate 46 − 52 by rounding each number to the nearest 10: ______
- Estimate 25 + 63 by rounding each number to the nearest 10: ______
- Estimate 53 + 43 by rounding each number to the nearest 10: ______
- Estimate 58 + 79 by rounding each number to the nearest 10: ______
- Estimate 44 − 31 by rounding each number to the nearest 10: ______
- Estimate 78 − 82 by rounding each number to the nearest 10: ______
- Estimate 32 + 41 by rounding each number to the nearest 10: ______
- Estimate 61 − 57 by rounding each number to the nearest 10: ______
- Estimate 73 − 84 by rounding each number to the nearest 10: ______
- Estimate 29 + 53 by rounding each number to the nearest 10: ______
- Estimate 59 − 56 by rounding each number to the nearest 10: ______
- Estimate 73 − 86 by rounding each number to the nearest 10: ______
- Estimate 74 + 74 by rounding each number to the nearest 10: ______