Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 − 25 by rounding each number to the nearest 10: ______
- Estimate 28 + 34 by rounding each number to the nearest 10: ______
- Estimate 80 − 89 by rounding each number to the nearest 10: ______
- Estimate 61 + 43 by rounding each number to the nearest 10: ______
- Estimate 52 − 41 by rounding each number to the nearest 10: ______
- Estimate 69 + 81 by rounding each number to the nearest 10: ______
- Estimate 39 − 22 by rounding each number to the nearest 10: ______
- Estimate 84 − 24 by rounding each number to the nearest 10: ______
- Estimate 57 + 59 by rounding each number to the nearest 10: ______
- Estimate 26 + 28 by rounding each number to the nearest 10: ______
- Estimate 85 − 62 by rounding each number to the nearest 10: ______
- Estimate 87 + 24 by rounding each number to the nearest 10: ______
- Estimate 25 − 64 by rounding each number to the nearest 10: ______
- Estimate 70 − 83 by rounding each number to the nearest 10: ______
- Estimate 62 + 49 by rounding each number to the nearest 10: ______
- Estimate 61 + 30 by rounding each number to the nearest 10: ______
- Estimate 89 − 30 by rounding each number to the nearest 10: ______
- Estimate 43 + 59 by rounding each number to the nearest 10: ______
- Estimate 68 − 21 by rounding each number to the nearest 10: ______
- Estimate 86 + 36 by rounding each number to the nearest 10: ______