Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 + 46 by rounding each number to the nearest 10: ______
- Estimate 56 − 59 by rounding each number to the nearest 10: ______
- Estimate 89 − 39 by rounding each number to the nearest 10: ______
- Estimate 59 − 63 by rounding each number to the nearest 10: ______
- Estimate 22 + 78 by rounding each number to the nearest 10: ______
- Estimate 51 − 79 by rounding each number to the nearest 10: ______
- Estimate 23 − 62 by rounding each number to the nearest 10: ______
- Estimate 66 + 70 by rounding each number to the nearest 10: ______
- Estimate 64 − 88 by rounding each number to the nearest 10: ______
- Estimate 78 − 34 by rounding each number to the nearest 10: ______
- Estimate 74 − 43 by rounding each number to the nearest 10: ______
- Estimate 31 − 28 by rounding each number to the nearest 10: ______
- Estimate 25 − 87 by rounding each number to the nearest 10: ______
- Estimate 69 − 72 by rounding each number to the nearest 10: ______
- Estimate 46 + 46 by rounding each number to the nearest 10: ______
- Estimate 71 + 82 by rounding each number to the nearest 10: ______
- Estimate 71 − 35 by rounding each number to the nearest 10: ______
- Estimate 43 − 75 by rounding each number to the nearest 10: ______
- Estimate 67 + 61 by rounding each number to the nearest 10: ______
- Estimate 44 − 71 by rounding each number to the nearest 10: ______