Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 89 − 62 by rounding each number to the nearest 10: ______
- Estimate 63 + 82 by rounding each number to the nearest 10: ______
- Estimate 30 − 74 by rounding each number to the nearest 10: ______
- Estimate 71 − 55 by rounding each number to the nearest 10: ______
- Estimate 57 + 75 by rounding each number to the nearest 10: ______
- Estimate 87 + 66 by rounding each number to the nearest 10: ______
- Estimate 78 − 25 by rounding each number to the nearest 10: ______
- Estimate 69 + 35 by rounding each number to the nearest 10: ______
- Estimate 43 + 28 by rounding each number to the nearest 10: ______
- Estimate 46 − 78 by rounding each number to the nearest 10: ______
- Estimate 52 + 45 by rounding each number to the nearest 10: ______
- Estimate 88 − 61 by rounding each number to the nearest 10: ______
- Estimate 68 + 46 by rounding each number to the nearest 10: ______
- Estimate 77 + 55 by rounding each number to the nearest 10: ______
- Estimate 68 + 66 by rounding each number to the nearest 10: ______
- Estimate 45 − 89 by rounding each number to the nearest 10: ______
- Estimate 78 − 72 by rounding each number to the nearest 10: ______
- Estimate 70 − 75 by rounding each number to the nearest 10: ______
- Estimate 70 − 31 by rounding each number to the nearest 10: ______
- Estimate 47 + 34 by rounding each number to the nearest 10: ______