Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 85 + 30 by rounding each number to the nearest 10: ______
- Estimate 56 + 57 by rounding each number to the nearest 10: ______
- Estimate 24 + 72 by rounding each number to the nearest 10: ______
- Estimate 70 − 38 by rounding each number to the nearest 10: ______
- Estimate 37 − 43 by rounding each number to the nearest 10: ______
- Estimate 49 + 84 by rounding each number to the nearest 10: ______
- Estimate 34 + 22 by rounding each number to the nearest 10: ______
- Estimate 86 − 45 by rounding each number to the nearest 10: ______
- Estimate 62 − 37 by rounding each number to the nearest 10: ______
- Estimate 70 + 79 by rounding each number to the nearest 10: ______
- Estimate 34 + 81 by rounding each number to the nearest 10: ______
- Estimate 53 − 43 by rounding each number to the nearest 10: ______
- Estimate 39 − 22 by rounding each number to the nearest 10: ______
- Estimate 87 + 69 by rounding each number to the nearest 10: ______
- Estimate 66 − 81 by rounding each number to the nearest 10: ______
- Estimate 22 − 34 by rounding each number to the nearest 10: ______
- Estimate 26 − 87 by rounding each number to the nearest 10: ______
- Estimate 71 + 85 by rounding each number to the nearest 10: ______
- Estimate 57 − 34 by rounding each number to the nearest 10: ______
- Estimate 37 + 54 by rounding each number to the nearest 10: ______