Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 − 47 by rounding each number to the nearest 10: ______
- Estimate 71 + 78 by rounding each number to the nearest 10: ______
- Estimate 81 + 46 by rounding each number to the nearest 10: ______
- Estimate 44 + 66 by rounding each number to the nearest 10: ______
- Estimate 60 + 62 by rounding each number to the nearest 10: ______
- Estimate 73 − 30 by rounding each number to the nearest 10: ______
- Estimate 51 − 74 by rounding each number to the nearest 10: ______
- Estimate 26 − 42 by rounding each number to the nearest 10: ______
- Estimate 50 − 40 by rounding each number to the nearest 10: ______
- Estimate 78 − 24 by rounding each number to the nearest 10: ______
- Estimate 85 − 25 by rounding each number to the nearest 10: ______
- Estimate 43 + 86 by rounding each number to the nearest 10: ______
- Estimate 47 + 40 by rounding each number to the nearest 10: ______
- Estimate 75 − 86 by rounding each number to the nearest 10: ______
- Estimate 71 + 55 by rounding each number to the nearest 10: ______
- Estimate 71 − 82 by rounding each number to the nearest 10: ______
- Estimate 52 − 75 by rounding each number to the nearest 10: ______
- Estimate 47 − 53 by rounding each number to the nearest 10: ______
- Estimate 42 − 74 by rounding each number to the nearest 10: ______
- Estimate 34 + 82 by rounding each number to the nearest 10: ______