Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 + 72 by rounding each number to the nearest 10: ______
- Estimate 68 − 64 by rounding each number to the nearest 10: ______
- Estimate 67 − 22 by rounding each number to the nearest 10: ______
- Estimate 54 − 62 by rounding each number to the nearest 10: ______
- Estimate 67 − 70 by rounding each number to the nearest 10: ______
- Estimate 61 + 67 by rounding each number to the nearest 10: ______
- Estimate 64 − 86 by rounding each number to the nearest 10: ______
- Estimate 82 − 60 by rounding each number to the nearest 10: ______
- Estimate 49 − 57 by rounding each number to the nearest 10: ______
- Estimate 81 + 74 by rounding each number to the nearest 10: ______
- Estimate 81 − 40 by rounding each number to the nearest 10: ______
- Estimate 66 + 86 by rounding each number to the nearest 10: ______
- Estimate 82 + 89 by rounding each number to the nearest 10: ______
- Estimate 80 − 26 by rounding each number to the nearest 10: ______
- Estimate 43 − 59 by rounding each number to the nearest 10: ______
- Estimate 60 − 79 by rounding each number to the nearest 10: ______
- Estimate 54 + 79 by rounding each number to the nearest 10: ______
- Estimate 76 + 57 by rounding each number to the nearest 10: ______
- Estimate 29 − 67 by rounding each number to the nearest 10: ______
- Estimate 26 − 77 by rounding each number to the nearest 10: ______