Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 − 65 by rounding each number to the nearest 10: ______
- Estimate 58 − 38 by rounding each number to the nearest 10: ______
- Estimate 85 − 32 by rounding each number to the nearest 10: ______
- Estimate 22 − 85 by rounding each number to the nearest 10: ______
- Estimate 88 − 61 by rounding each number to the nearest 10: ______
- Estimate 84 + 44 by rounding each number to the nearest 10: ______
- Estimate 83 + 84 by rounding each number to the nearest 10: ______
- Estimate 67 + 45 by rounding each number to the nearest 10: ______
- Estimate 24 + 61 by rounding each number to the nearest 10: ______
- Estimate 24 + 38 by rounding each number to the nearest 10: ______
- Estimate 55 − 62 by rounding each number to the nearest 10: ______
- Estimate 61 − 45 by rounding each number to the nearest 10: ______
- Estimate 71 − 47 by rounding each number to the nearest 10: ______
- Estimate 30 + 66 by rounding each number to the nearest 10: ______
- Estimate 63 + 84 by rounding each number to the nearest 10: ______
- Estimate 42 − 65 by rounding each number to the nearest 10: ______
- Estimate 30 − 83 by rounding each number to the nearest 10: ______
- Estimate 31 − 66 by rounding each number to the nearest 10: ______
- Estimate 29 − 40 by rounding each number to the nearest 10: ______
- Estimate 83 − 78 by rounding each number to the nearest 10: ______