Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 + 24 by rounding each number to the nearest 10: ______
- Estimate 56 + 25 by rounding each number to the nearest 10: ______
- Estimate 87 + 88 by rounding each number to the nearest 10: ______
- Estimate 46 + 29 by rounding each number to the nearest 10: ______
- Estimate 72 − 65 by rounding each number to the nearest 10: ______
- Estimate 69 + 26 by rounding each number to the nearest 10: ______
- Estimate 37 + 44 by rounding each number to the nearest 10: ______
- Estimate 30 + 57 by rounding each number to the nearest 10: ______
- Estimate 22 − 46 by rounding each number to the nearest 10: ______
- Estimate 51 − 24 by rounding each number to the nearest 10: ______
- Estimate 89 − 28 by rounding each number to the nearest 10: ______
- Estimate 29 + 77 by rounding each number to the nearest 10: ______
- Estimate 78 − 68 by rounding each number to the nearest 10: ______
- Estimate 67 + 35 by rounding each number to the nearest 10: ______
- Estimate 42 − 46 by rounding each number to the nearest 10: ______
- Estimate 66 + 40 by rounding each number to the nearest 10: ______
- Estimate 43 + 24 by rounding each number to the nearest 10: ______
- Estimate 26 + 25 by rounding each number to the nearest 10: ______
- Estimate 53 + 57 by rounding each number to the nearest 10: ______
- Estimate 57 + 72 by rounding each number to the nearest 10: ______