Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 + 84 by rounding each number to the nearest 10: ______
- Estimate 45 − 83 by rounding each number to the nearest 10: ______
- Estimate 81 − 89 by rounding each number to the nearest 10: ______
- Estimate 22 − 23 by rounding each number to the nearest 10: ______
- Estimate 63 − 49 by rounding each number to the nearest 10: ______
- Estimate 83 + 36 by rounding each number to the nearest 10: ______
- Estimate 36 + 38 by rounding each number to the nearest 10: ______
- Estimate 76 − 55 by rounding each number to the nearest 10: ______
- Estimate 85 − 24 by rounding each number to the nearest 10: ______
- Estimate 49 − 25 by rounding each number to the nearest 10: ______
- Estimate 65 − 65 by rounding each number to the nearest 10: ______
- Estimate 40 + 48 by rounding each number to the nearest 10: ______
- Estimate 46 + 86 by rounding each number to the nearest 10: ______
- Estimate 62 − 74 by rounding each number to the nearest 10: ______
- Estimate 71 + 60 by rounding each number to the nearest 10: ______
- Estimate 60 − 75 by rounding each number to the nearest 10: ______
- Estimate 28 − 80 by rounding each number to the nearest 10: ______
- Estimate 67 + 61 by rounding each number to the nearest 10: ______
- Estimate 81 + 24 by rounding each number to the nearest 10: ______
- Estimate 86 + 70 by rounding each number to the nearest 10: ______