Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 + 65 by rounding each number to the nearest 10: ______
- Estimate 32 + 64 by rounding each number to the nearest 10: ______
- Estimate 39 + 36 by rounding each number to the nearest 10: ______
- Estimate 50 − 30 by rounding each number to the nearest 10: ______
- Estimate 66 + 36 by rounding each number to the nearest 10: ______
- Estimate 30 + 34 by rounding each number to the nearest 10: ______
- Estimate 29 − 28 by rounding each number to the nearest 10: ______
- Estimate 49 + 24 by rounding each number to the nearest 10: ______
- Estimate 25 + 84 by rounding each number to the nearest 10: ______
- Estimate 29 − 71 by rounding each number to the nearest 10: ______
- Estimate 87 + 25 by rounding each number to the nearest 10: ______
- Estimate 82 − 32 by rounding each number to the nearest 10: ______
- Estimate 58 − 82 by rounding each number to the nearest 10: ______
- Estimate 34 − 85 by rounding each number to the nearest 10: ______
- Estimate 22 + 43 by rounding each number to the nearest 10: ______
- Estimate 35 + 42 by rounding each number to the nearest 10: ______
- Estimate 64 + 27 by rounding each number to the nearest 10: ______
- Estimate 69 + 68 by rounding each number to the nearest 10: ______
- Estimate 87 + 41 by rounding each number to the nearest 10: ______
- Estimate 48 + 74 by rounding each number to the nearest 10: ______