Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 − 42 by rounding each number to the nearest 10: ______
- Estimate 54 − 68 by rounding each number to the nearest 10: ______
- Estimate 88 − 21 by rounding each number to the nearest 10: ______
- Estimate 70 + 34 by rounding each number to the nearest 10: ______
- Estimate 31 − 88 by rounding each number to the nearest 10: ______
- Estimate 54 − 63 by rounding each number to the nearest 10: ______
- Estimate 49 + 89 by rounding each number to the nearest 10: ______
- Estimate 21 + 85 by rounding each number to the nearest 10: ______
- Estimate 21 + 48 by rounding each number to the nearest 10: ______
- Estimate 51 + 85 by rounding each number to the nearest 10: ______
- Estimate 57 + 51 by rounding each number to the nearest 10: ______
- Estimate 30 + 88 by rounding each number to the nearest 10: ______
- Estimate 24 − 66 by rounding each number to the nearest 10: ______
- Estimate 84 + 63 by rounding each number to the nearest 10: ______
- Estimate 29 − 80 by rounding each number to the nearest 10: ______
- Estimate 38 − 55 by rounding each number to the nearest 10: ______
- Estimate 36 + 82 by rounding each number to the nearest 10: ______
- Estimate 62 − 36 by rounding each number to the nearest 10: ______
- Estimate 70 − 25 by rounding each number to the nearest 10: ______
- Estimate 83 + 86 by rounding each number to the nearest 10: ______