Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 − 70 by rounding each number to the nearest 10: ______
- Estimate 54 − 47 by rounding each number to the nearest 10: ______
- Estimate 76 − 71 by rounding each number to the nearest 10: ______
- Estimate 47 − 61 by rounding each number to the nearest 10: ______
- Estimate 40 + 42 by rounding each number to the nearest 10: ______
- Estimate 58 − 30 by rounding each number to the nearest 10: ______
- Estimate 40 + 89 by rounding each number to the nearest 10: ______
- Estimate 38 − 84 by rounding each number to the nearest 10: ______
- Estimate 46 − 28 by rounding each number to the nearest 10: ______
- Estimate 80 + 51 by rounding each number to the nearest 10: ______
- Estimate 47 − 35 by rounding each number to the nearest 10: ______
- Estimate 59 + 78 by rounding each number to the nearest 10: ______
- Estimate 86 + 84 by rounding each number to the nearest 10: ______
- Estimate 75 + 28 by rounding each number to the nearest 10: ______
- Estimate 51 − 70 by rounding each number to the nearest 10: ______
- Estimate 76 + 54 by rounding each number to the nearest 10: ______
- Estimate 70 − 35 by rounding each number to the nearest 10: ______
- Estimate 75 − 78 by rounding each number to the nearest 10: ______
- Estimate 51 − 24 by rounding each number to the nearest 10: ______
- Estimate 62 − 52 by rounding each number to the nearest 10: ______