Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 32 by rounding each number to the nearest 10: ______
- Estimate 66 + 70 by rounding each number to the nearest 10: ______
- Estimate 62 − 47 by rounding each number to the nearest 10: ______
- Estimate 78 + 39 by rounding each number to the nearest 10: ______
- Estimate 79 + 72 by rounding each number to the nearest 10: ______
- Estimate 44 + 31 by rounding each number to the nearest 10: ______
- Estimate 46 + 82 by rounding each number to the nearest 10: ______
- Estimate 39 − 41 by rounding each number to the nearest 10: ______
- Estimate 33 − 40 by rounding each number to the nearest 10: ______
- Estimate 49 + 33 by rounding each number to the nearest 10: ______
- Estimate 56 − 86 by rounding each number to the nearest 10: ______
- Estimate 57 − 62 by rounding each number to the nearest 10: ______
- Estimate 62 + 35 by rounding each number to the nearest 10: ______
- Estimate 30 + 47 by rounding each number to the nearest 10: ______
- Estimate 72 − 71 by rounding each number to the nearest 10: ______
- Estimate 71 − 43 by rounding each number to the nearest 10: ______
- Estimate 72 − 57 by rounding each number to the nearest 10: ______
- Estimate 62 − 56 by rounding each number to the nearest 10: ______
- Estimate 63 − 85 by rounding each number to the nearest 10: ______
- Estimate 52 − 43 by rounding each number to the nearest 10: ______