Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 37 by rounding each number to the nearest 10: ______
- Estimate 82 + 28 by rounding each number to the nearest 10: ______
- Estimate 57 − 80 by rounding each number to the nearest 10: ______
- Estimate 61 − 58 by rounding each number to the nearest 10: ______
- Estimate 69 − 83 by rounding each number to the nearest 10: ______
- Estimate 25 + 84 by rounding each number to the nearest 10: ______
- Estimate 84 + 87 by rounding each number to the nearest 10: ______
- Estimate 68 + 51 by rounding each number to the nearest 10: ______
- Estimate 32 − 77 by rounding each number to the nearest 10: ______
- Estimate 78 + 68 by rounding each number to the nearest 10: ______
- Estimate 67 + 32 by rounding each number to the nearest 10: ______
- Estimate 58 + 30 by rounding each number to the nearest 10: ______
- Estimate 47 − 79 by rounding each number to the nearest 10: ______
- Estimate 89 − 58 by rounding each number to the nearest 10: ______
- Estimate 72 + 75 by rounding each number to the nearest 10: ______
- Estimate 46 + 31 by rounding each number to the nearest 10: ______
- Estimate 69 − 42 by rounding each number to the nearest 10: ______
- Estimate 82 − 70 by rounding each number to the nearest 10: ______
- Estimate 71 + 34 by rounding each number to the nearest 10: ______
- Estimate 70 + 83 by rounding each number to the nearest 10: ______