Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 − 48 by rounding each number to the nearest 10: ______
- Estimate 48 + 51 by rounding each number to the nearest 10: ______
- Estimate 39 − 51 by rounding each number to the nearest 10: ______
- Estimate 22 + 71 by rounding each number to the nearest 10: ______
- Estimate 82 − 39 by rounding each number to the nearest 10: ______
- Estimate 48 − 84 by rounding each number to the nearest 10: ______
- Estimate 59 + 23 by rounding each number to the nearest 10: ______
- Estimate 86 − 65 by rounding each number to the nearest 10: ______
- Estimate 57 − 86 by rounding each number to the nearest 10: ______
- Estimate 67 + 76 by rounding each number to the nearest 10: ______
- Estimate 35 + 84 by rounding each number to the nearest 10: ______
- Estimate 41 − 56 by rounding each number to the nearest 10: ______
- Estimate 41 + 56 by rounding each number to the nearest 10: ______
- Estimate 47 − 33 by rounding each number to the nearest 10: ______
- Estimate 31 − 63 by rounding each number to the nearest 10: ______
- Estimate 28 − 88 by rounding each number to the nearest 10: ______
- Estimate 23 − 74 by rounding each number to the nearest 10: ______
- Estimate 81 + 85 by rounding each number to the nearest 10: ______
- Estimate 53 − 59 by rounding each number to the nearest 10: ______
- Estimate 55 + 65 by rounding each number to the nearest 10: ______