Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 + 53 by rounding each number to the nearest 10: ______
- Estimate 43 − 85 by rounding each number to the nearest 10: ______
- Estimate 78 − 22 by rounding each number to the nearest 10: ______
- Estimate 49 + 64 by rounding each number to the nearest 10: ______
- Estimate 49 − 76 by rounding each number to the nearest 10: ______
- Estimate 85 − 33 by rounding each number to the nearest 10: ______
- Estimate 79 + 24 by rounding each number to the nearest 10: ______
- Estimate 84 − 31 by rounding each number to the nearest 10: ______
- Estimate 87 + 21 by rounding each number to the nearest 10: ______
- Estimate 34 + 65 by rounding each number to the nearest 10: ______
- Estimate 66 + 38 by rounding each number to the nearest 10: ______
- Estimate 35 − 69 by rounding each number to the nearest 10: ______
- Estimate 30 + 23 by rounding each number to the nearest 10: ______
- Estimate 33 + 48 by rounding each number to the nearest 10: ______
- Estimate 82 − 89 by rounding each number to the nearest 10: ______
- Estimate 82 − 25 by rounding each number to the nearest 10: ______
- Estimate 48 − 53 by rounding each number to the nearest 10: ______
- Estimate 61 − 33 by rounding each number to the nearest 10: ______
- Estimate 49 + 44 by rounding each number to the nearest 10: ______
- Estimate 25 + 58 by rounding each number to the nearest 10: ______