Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 22 by rounding each number to the nearest 10: ______
- Estimate 82 − 64 by rounding each number to the nearest 10: ______
- Estimate 27 − 39 by rounding each number to the nearest 10: ______
- Estimate 53 − 52 by rounding each number to the nearest 10: ______
- Estimate 79 − 57 by rounding each number to the nearest 10: ______
- Estimate 69 − 46 by rounding each number to the nearest 10: ______
- Estimate 38 + 40 by rounding each number to the nearest 10: ______
- Estimate 27 + 81 by rounding each number to the nearest 10: ______
- Estimate 32 − 54 by rounding each number to the nearest 10: ______
- Estimate 64 + 40 by rounding each number to the nearest 10: ______
- Estimate 35 + 80 by rounding each number to the nearest 10: ______
- Estimate 37 − 76 by rounding each number to the nearest 10: ______
- Estimate 27 − 63 by rounding each number to the nearest 10: ______
- Estimate 89 + 63 by rounding each number to the nearest 10: ______
- Estimate 63 − 26 by rounding each number to the nearest 10: ______
- Estimate 73 + 80 by rounding each number to the nearest 10: ______
- Estimate 56 − 69 by rounding each number to the nearest 10: ______
- Estimate 60 − 87 by rounding each number to the nearest 10: ______
- Estimate 76 − 51 by rounding each number to the nearest 10: ______
- Estimate 32 + 30 by rounding each number to the nearest 10: ______