Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 69 + 53 by rounding each number to the nearest 10: ______
- Estimate 25 − 42 by rounding each number to the nearest 10: ______
- Estimate 88 + 31 by rounding each number to the nearest 10: ______
- Estimate 88 − 22 by rounding each number to the nearest 10: ______
- Estimate 26 − 28 by rounding each number to the nearest 10: ______
- Estimate 49 + 21 by rounding each number to the nearest 10: ______
- Estimate 80 − 89 by rounding each number to the nearest 10: ______
- Estimate 85 − 36 by rounding each number to the nearest 10: ______
- Estimate 88 + 83 by rounding each number to the nearest 10: ______
- Estimate 75 + 41 by rounding each number to the nearest 10: ______
- Estimate 66 + 76 by rounding each number to the nearest 10: ______
- Estimate 41 + 52 by rounding each number to the nearest 10: ______
- Estimate 48 + 45 by rounding each number to the nearest 10: ______
- Estimate 75 + 38 by rounding each number to the nearest 10: ______
- Estimate 41 + 51 by rounding each number to the nearest 10: ______
- Estimate 48 + 40 by rounding each number to the nearest 10: ______
- Estimate 40 + 38 by rounding each number to the nearest 10: ______
- Estimate 49 − 40 by rounding each number to the nearest 10: ______
- Estimate 86 + 65 by rounding each number to the nearest 10: ______
- Estimate 59 + 76 by rounding each number to the nearest 10: ______