Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 − 60 by rounding each number to the nearest 10: ______
- Estimate 65 + 47 by rounding each number to the nearest 10: ______
- Estimate 21 − 69 by rounding each number to the nearest 10: ______
- Estimate 52 + 25 by rounding each number to the nearest 10: ______
- Estimate 89 + 25 by rounding each number to the nearest 10: ______
- Estimate 49 − 31 by rounding each number to the nearest 10: ______
- Estimate 33 + 86 by rounding each number to the nearest 10: ______
- Estimate 50 + 85 by rounding each number to the nearest 10: ______
- Estimate 85 − 66 by rounding each number to the nearest 10: ______
- Estimate 55 + 59 by rounding each number to the nearest 10: ______
- Estimate 51 − 60 by rounding each number to the nearest 10: ______
- Estimate 75 + 58 by rounding each number to the nearest 10: ______
- Estimate 80 − 25 by rounding each number to the nearest 10: ______
- Estimate 45 − 82 by rounding each number to the nearest 10: ______
- Estimate 75 + 31 by rounding each number to the nearest 10: ______
- Estimate 89 − 48 by rounding each number to the nearest 10: ______
- Estimate 35 + 61 by rounding each number to the nearest 10: ______
- Estimate 32 − 57 by rounding each number to the nearest 10: ______
- Estimate 68 + 47 by rounding each number to the nearest 10: ______
- Estimate 31 − 84 by rounding each number to the nearest 10: ______