Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 − 67 by rounding each number to the nearest 10: ______
- Estimate 41 + 49 by rounding each number to the nearest 10: ______
- Estimate 69 + 62 by rounding each number to the nearest 10: ______
- Estimate 47 + 87 by rounding each number to the nearest 10: ______
- Estimate 29 + 21 by rounding each number to the nearest 10: ______
- Estimate 31 − 67 by rounding each number to the nearest 10: ______
- Estimate 85 + 48 by rounding each number to the nearest 10: ______
- Estimate 28 − 43 by rounding each number to the nearest 10: ______
- Estimate 82 − 33 by rounding each number to the nearest 10: ______
- Estimate 23 − 41 by rounding each number to the nearest 10: ______
- Estimate 71 + 23 by rounding each number to the nearest 10: ______
- Estimate 44 − 65 by rounding each number to the nearest 10: ______
- Estimate 51 + 57 by rounding each number to the nearest 10: ______
- Estimate 47 + 84 by rounding each number to the nearest 10: ______
- Estimate 84 − 40 by rounding each number to the nearest 10: ______
- Estimate 40 + 61 by rounding each number to the nearest 10: ______
- Estimate 54 − 63 by rounding each number to the nearest 10: ______
- Estimate 40 + 85 by rounding each number to the nearest 10: ______
- Estimate 80 + 53 by rounding each number to the nearest 10: ______
- Estimate 47 + 22 by rounding each number to the nearest 10: ______