Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 + 55 by rounding each number to the nearest 10: ______
- Estimate 59 + 23 by rounding each number to the nearest 10: ______
- Estimate 84 + 56 by rounding each number to the nearest 10: ______
- Estimate 89 − 83 by rounding each number to the nearest 10: ______
- Estimate 70 + 56 by rounding each number to the nearest 10: ______
- Estimate 65 − 68 by rounding each number to the nearest 10: ______
- Estimate 84 + 45 by rounding each number to the nearest 10: ______
- Estimate 41 + 36 by rounding each number to the nearest 10: ______
- Estimate 59 − 57 by rounding each number to the nearest 10: ______
- Estimate 68 + 29 by rounding each number to the nearest 10: ______
- Estimate 86 + 48 by rounding each number to the nearest 10: ______
- Estimate 26 − 49 by rounding each number to the nearest 10: ______
- Estimate 64 − 84 by rounding each number to the nearest 10: ______
- Estimate 87 − 23 by rounding each number to the nearest 10: ______
- Estimate 68 − 84 by rounding each number to the nearest 10: ______
- Estimate 87 − 79 by rounding each number to the nearest 10: ______
- Estimate 57 − 81 by rounding each number to the nearest 10: ______
- Estimate 68 − 30 by rounding each number to the nearest 10: ______
- Estimate 40 + 54 by rounding each number to the nearest 10: ______
- Estimate 76 − 60 by rounding each number to the nearest 10: ______