Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 + 86 by rounding each number to the nearest 10: ______
- Estimate 24 + 25 by rounding each number to the nearest 10: ______
- Estimate 28 + 57 by rounding each number to the nearest 10: ______
- Estimate 50 − 41 by rounding each number to the nearest 10: ______
- Estimate 62 − 38 by rounding each number to the nearest 10: ______
- Estimate 86 + 43 by rounding each number to the nearest 10: ______
- Estimate 70 − 36 by rounding each number to the nearest 10: ______
- Estimate 71 − 31 by rounding each number to the nearest 10: ______
- Estimate 38 + 69 by rounding each number to the nearest 10: ______
- Estimate 28 + 49 by rounding each number to the nearest 10: ______
- Estimate 87 − 74 by rounding each number to the nearest 10: ______
- Estimate 50 + 87 by rounding each number to the nearest 10: ______
- Estimate 63 + 40 by rounding each number to the nearest 10: ______
- Estimate 41 + 25 by rounding each number to the nearest 10: ______
- Estimate 24 − 71 by rounding each number to the nearest 10: ______
- Estimate 52 + 74 by rounding each number to the nearest 10: ______
- Estimate 28 − 68 by rounding each number to the nearest 10: ______
- Estimate 66 + 51 by rounding each number to the nearest 10: ______
- Estimate 80 + 70 by rounding each number to the nearest 10: ______
- Estimate 65 + 76 by rounding each number to the nearest 10: ______