Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 − 81 by rounding each number to the nearest 10: ______
- Estimate 41 + 27 by rounding each number to the nearest 10: ______
- Estimate 62 + 88 by rounding each number to the nearest 10: ______
- Estimate 76 − 66 by rounding each number to the nearest 10: ______
- Estimate 85 + 31 by rounding each number to the nearest 10: ______
- Estimate 60 + 54 by rounding each number to the nearest 10: ______
- Estimate 32 + 65 by rounding each number to the nearest 10: ______
- Estimate 63 − 78 by rounding each number to the nearest 10: ______
- Estimate 66 − 55 by rounding each number to the nearest 10: ______
- Estimate 56 + 65 by rounding each number to the nearest 10: ______
- Estimate 31 + 56 by rounding each number to the nearest 10: ______
- Estimate 61 + 49 by rounding each number to the nearest 10: ______
- Estimate 23 − 49 by rounding each number to the nearest 10: ______
- Estimate 41 + 46 by rounding each number to the nearest 10: ______
- Estimate 89 − 69 by rounding each number to the nearest 10: ______
- Estimate 51 − 48 by rounding each number to the nearest 10: ______
- Estimate 49 − 24 by rounding each number to the nearest 10: ______
- Estimate 37 + 22 by rounding each number to the nearest 10: ______
- Estimate 48 − 74 by rounding each number to the nearest 10: ______
- Estimate 81 − 34 by rounding each number to the nearest 10: ______