Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 − 41 by rounding each number to the nearest 10: ______
- Estimate 80 + 23 by rounding each number to the nearest 10: ______
- Estimate 64 − 85 by rounding each number to the nearest 10: ______
- Estimate 31 − 72 by rounding each number to the nearest 10: ______
- Estimate 55 − 53 by rounding each number to the nearest 10: ______
- Estimate 62 − 86 by rounding each number to the nearest 10: ______
- Estimate 37 + 40 by rounding each number to the nearest 10: ______
- Estimate 76 + 40 by rounding each number to the nearest 10: ______
- Estimate 21 − 78 by rounding each number to the nearest 10: ______
- Estimate 80 − 66 by rounding each number to the nearest 10: ______
- Estimate 43 − 34 by rounding each number to the nearest 10: ______
- Estimate 64 + 78 by rounding each number to the nearest 10: ______
- Estimate 80 − 52 by rounding each number to the nearest 10: ______
- Estimate 57 − 69 by rounding each number to the nearest 10: ______
- Estimate 84 − 85 by rounding each number to the nearest 10: ______
- Estimate 67 − 46 by rounding each number to the nearest 10: ______
- Estimate 75 + 70 by rounding each number to the nearest 10: ______
- Estimate 69 − 66 by rounding each number to the nearest 10: ______
- Estimate 55 − 84 by rounding each number to the nearest 10: ______
- Estimate 36 − 62 by rounding each number to the nearest 10: ______