Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 − 71 by rounding each number to the nearest 10: ______
- Estimate 89 − 49 by rounding each number to the nearest 10: ______
- Estimate 58 − 88 by rounding each number to the nearest 10: ______
- Estimate 40 + 89 by rounding each number to the nearest 10: ______
- Estimate 26 + 28 by rounding each number to the nearest 10: ______
- Estimate 43 + 61 by rounding each number to the nearest 10: ______
- Estimate 72 − 35 by rounding each number to the nearest 10: ______
- Estimate 81 + 74 by rounding each number to the nearest 10: ______
- Estimate 84 + 28 by rounding each number to the nearest 10: ______
- Estimate 21 − 54 by rounding each number to the nearest 10: ______
- Estimate 57 − 68 by rounding each number to the nearest 10: ______
- Estimate 77 + 60 by rounding each number to the nearest 10: ______
- Estimate 22 − 78 by rounding each number to the nearest 10: ______
- Estimate 86 − 50 by rounding each number to the nearest 10: ______
- Estimate 87 + 81 by rounding each number to the nearest 10: ______
- Estimate 85 + 59 by rounding each number to the nearest 10: ______
- Estimate 46 − 32 by rounding each number to the nearest 10: ______
- Estimate 79 − 46 by rounding each number to the nearest 10: ______
- Estimate 67 + 61 by rounding each number to the nearest 10: ______
- Estimate 70 + 54 by rounding each number to the nearest 10: ______