Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 − 60 by rounding each number to the nearest 10: ______
- Estimate 27 + 32 by rounding each number to the nearest 10: ______
- Estimate 31 + 80 by rounding each number to the nearest 10: ______
- Estimate 35 + 84 by rounding each number to the nearest 10: ______
- Estimate 75 + 67 by rounding each number to the nearest 10: ______
- Estimate 83 + 27 by rounding each number to the nearest 10: ______
- Estimate 69 − 57 by rounding each number to the nearest 10: ______
- Estimate 32 + 76 by rounding each number to the nearest 10: ______
- Estimate 35 − 21 by rounding each number to the nearest 10: ______
- Estimate 78 − 43 by rounding each number to the nearest 10: ______
- Estimate 43 − 64 by rounding each number to the nearest 10: ______
- Estimate 57 − 53 by rounding each number to the nearest 10: ______
- Estimate 72 − 79 by rounding each number to the nearest 10: ______
- Estimate 54 − 35 by rounding each number to the nearest 10: ______
- Estimate 60 − 80 by rounding each number to the nearest 10: ______
- Estimate 84 + 26 by rounding each number to the nearest 10: ______
- Estimate 62 − 74 by rounding each number to the nearest 10: ______
- Estimate 71 + 50 by rounding each number to the nearest 10: ______
- Estimate 68 + 82 by rounding each number to the nearest 10: ______
- Estimate 76 − 84 by rounding each number to the nearest 10: ______