Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 + 27 by rounding each number to the nearest 10: ______
- Estimate 67 − 47 by rounding each number to the nearest 10: ______
- Estimate 71 − 54 by rounding each number to the nearest 10: ______
- Estimate 33 − 61 by rounding each number to the nearest 10: ______
- Estimate 85 + 59 by rounding each number to the nearest 10: ______
- Estimate 89 + 85 by rounding each number to the nearest 10: ______
- Estimate 84 + 22 by rounding each number to the nearest 10: ______
- Estimate 41 + 78 by rounding each number to the nearest 10: ______
- Estimate 32 − 55 by rounding each number to the nearest 10: ______
- Estimate 46 − 35 by rounding each number to the nearest 10: ______
- Estimate 86 − 83 by rounding each number to the nearest 10: ______
- Estimate 61 − 50 by rounding each number to the nearest 10: ______
- Estimate 89 − 52 by rounding each number to the nearest 10: ______
- Estimate 53 + 80 by rounding each number to the nearest 10: ______
- Estimate 72 − 84 by rounding each number to the nearest 10: ______
- Estimate 30 + 26 by rounding each number to the nearest 10: ______
- Estimate 39 − 31 by rounding each number to the nearest 10: ______
- Estimate 32 + 88 by rounding each number to the nearest 10: ______
- Estimate 58 + 36 by rounding each number to the nearest 10: ______
- Estimate 76 − 29 by rounding each number to the nearest 10: ______