Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 + 76 by rounding each number to the nearest 10: ______
- Estimate 89 − 63 by rounding each number to the nearest 10: ______
- Estimate 74 − 74 by rounding each number to the nearest 10: ______
- Estimate 49 + 45 by rounding each number to the nearest 10: ______
- Estimate 28 − 62 by rounding each number to the nearest 10: ______
- Estimate 74 + 22 by rounding each number to the nearest 10: ______
- Estimate 86 − 45 by rounding each number to the nearest 10: ______
- Estimate 47 − 85 by rounding each number to the nearest 10: ______
- Estimate 59 − 27 by rounding each number to the nearest 10: ______
- Estimate 68 − 76 by rounding each number to the nearest 10: ______
- Estimate 35 + 74 by rounding each number to the nearest 10: ______
- Estimate 81 − 78 by rounding each number to the nearest 10: ______
- Estimate 50 − 86 by rounding each number to the nearest 10: ______
- Estimate 22 + 51 by rounding each number to the nearest 10: ______
- Estimate 59 + 86 by rounding each number to the nearest 10: ______
- Estimate 86 + 73 by rounding each number to the nearest 10: ______
- Estimate 50 − 40 by rounding each number to the nearest 10: ______
- Estimate 70 + 80 by rounding each number to the nearest 10: ______
- Estimate 84 + 70 by rounding each number to the nearest 10: ______
- Estimate 61 − 46 by rounding each number to the nearest 10: ______