Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 − 60 by rounding each number to the nearest 10: ______
- Estimate 86 + 71 by rounding each number to the nearest 10: ______
- Estimate 60 + 22 by rounding each number to the nearest 10: ______
- Estimate 69 + 57 by rounding each number to the nearest 10: ______
- Estimate 49 − 83 by rounding each number to the nearest 10: ______
- Estimate 39 − 33 by rounding each number to the nearest 10: ______
- Estimate 85 + 49 by rounding each number to the nearest 10: ______
- Estimate 57 − 82 by rounding each number to the nearest 10: ______
- Estimate 68 − 64 by rounding each number to the nearest 10: ______
- Estimate 46 − 30 by rounding each number to the nearest 10: ______
- Estimate 33 − 72 by rounding each number to the nearest 10: ______
- Estimate 66 − 37 by rounding each number to the nearest 10: ______
- Estimate 61 − 35 by rounding each number to the nearest 10: ______
- Estimate 27 − 75 by rounding each number to the nearest 10: ______
- Estimate 48 − 39 by rounding each number to the nearest 10: ______
- Estimate 64 − 41 by rounding each number to the nearest 10: ______
- Estimate 75 + 78 by rounding each number to the nearest 10: ______
- Estimate 89 − 81 by rounding each number to the nearest 10: ______
- Estimate 62 − 81 by rounding each number to the nearest 10: ______
- Estimate 89 + 41 by rounding each number to the nearest 10: ______