Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 71 by rounding each number to the nearest 10: ______
- Estimate 75 + 83 by rounding each number to the nearest 10: ______
- Estimate 58 − 46 by rounding each number to the nearest 10: ______
- Estimate 63 + 71 by rounding each number to the nearest 10: ______
- Estimate 36 + 30 by rounding each number to the nearest 10: ______
- Estimate 48 + 48 by rounding each number to the nearest 10: ______
- Estimate 80 + 29 by rounding each number to the nearest 10: ______
- Estimate 87 + 22 by rounding each number to the nearest 10: ______
- Estimate 31 − 25 by rounding each number to the nearest 10: ______
- Estimate 70 − 66 by rounding each number to the nearest 10: ______
- Estimate 85 − 89 by rounding each number to the nearest 10: ______
- Estimate 57 − 38 by rounding each number to the nearest 10: ______
- Estimate 76 − 46 by rounding each number to the nearest 10: ______
- Estimate 25 − 27 by rounding each number to the nearest 10: ______
- Estimate 82 + 51 by rounding each number to the nearest 10: ______
- Estimate 51 − 47 by rounding each number to the nearest 10: ______
- Estimate 78 + 29 by rounding each number to the nearest 10: ______
- Estimate 56 + 83 by rounding each number to the nearest 10: ______
- Estimate 23 − 45 by rounding each number to the nearest 10: ______
- Estimate 85 + 66 by rounding each number to the nearest 10: ______