Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 + 31 by rounding each number to the nearest 10: ______
- Estimate 41 − 74 by rounding each number to the nearest 10: ______
- Estimate 66 + 55 by rounding each number to the nearest 10: ______
- Estimate 21 + 82 by rounding each number to the nearest 10: ______
- Estimate 56 + 71 by rounding each number to the nearest 10: ______
- Estimate 73 + 64 by rounding each number to the nearest 10: ______
- Estimate 56 + 58 by rounding each number to the nearest 10: ______
- Estimate 26 − 79 by rounding each number to the nearest 10: ______
- Estimate 54 − 62 by rounding each number to the nearest 10: ______
- Estimate 69 + 80 by rounding each number to the nearest 10: ______
- Estimate 54 − 48 by rounding each number to the nearest 10: ______
- Estimate 80 − 60 by rounding each number to the nearest 10: ______
- Estimate 89 + 33 by rounding each number to the nearest 10: ______
- Estimate 22 − 57 by rounding each number to the nearest 10: ______
- Estimate 84 − 87 by rounding each number to the nearest 10: ______
- Estimate 57 − 74 by rounding each number to the nearest 10: ______
- Estimate 51 + 81 by rounding each number to the nearest 10: ______
- Estimate 41 + 57 by rounding each number to the nearest 10: ______
- Estimate 56 + 70 by rounding each number to the nearest 10: ______
- Estimate 74 + 21 by rounding each number to the nearest 10: ______