Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 − 47 by rounding each number to the nearest 10: ______
- Estimate 60 + 58 by rounding each number to the nearest 10: ______
- Estimate 25 + 74 by rounding each number to the nearest 10: ______
- Estimate 72 + 57 by rounding each number to the nearest 10: ______
- Estimate 25 − 82 by rounding each number to the nearest 10: ______
- Estimate 26 + 67 by rounding each number to the nearest 10: ______
- Estimate 85 + 23 by rounding each number to the nearest 10: ______
- Estimate 78 + 55 by rounding each number to the nearest 10: ______
- Estimate 24 − 80 by rounding each number to the nearest 10: ______
- Estimate 67 − 45 by rounding each number to the nearest 10: ______
- Estimate 27 + 76 by rounding each number to the nearest 10: ______
- Estimate 79 + 71 by rounding each number to the nearest 10: ______
- Estimate 74 − 87 by rounding each number to the nearest 10: ______
- Estimate 87 − 32 by rounding each number to the nearest 10: ______
- Estimate 70 − 36 by rounding each number to the nearest 10: ______
- Estimate 41 + 78 by rounding each number to the nearest 10: ______
- Estimate 47 − 53 by rounding each number to the nearest 10: ______
- Estimate 70 − 61 by rounding each number to the nearest 10: ______
- Estimate 75 + 55 by rounding each number to the nearest 10: ______
- Estimate 70 − 53 by rounding each number to the nearest 10: ______