Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 − 66 by rounding each number to the nearest 10: ______
- Estimate 59 − 28 by rounding each number to the nearest 10: ______
- Estimate 86 + 33 by rounding each number to the nearest 10: ______
- Estimate 59 + 55 by rounding each number to the nearest 10: ______
- Estimate 55 − 68 by rounding each number to the nearest 10: ______
- Estimate 49 − 63 by rounding each number to the nearest 10: ______
- Estimate 28 − 69 by rounding each number to the nearest 10: ______
- Estimate 24 − 28 by rounding each number to the nearest 10: ______
- Estimate 58 + 62 by rounding each number to the nearest 10: ______
- Estimate 81 − 22 by rounding each number to the nearest 10: ______
- Estimate 23 − 31 by rounding each number to the nearest 10: ______
- Estimate 33 + 55 by rounding each number to the nearest 10: ______
- Estimate 32 − 26 by rounding each number to the nearest 10: ______
- Estimate 70 − 65 by rounding each number to the nearest 10: ______
- Estimate 62 + 73 by rounding each number to the nearest 10: ______
- Estimate 85 + 78 by rounding each number to the nearest 10: ______
- Estimate 71 + 86 by rounding each number to the nearest 10: ______
- Estimate 45 − 40 by rounding each number to the nearest 10: ______
- Estimate 63 + 41 by rounding each number to the nearest 10: ______
- Estimate 84 − 33 by rounding each number to the nearest 10: ______