Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 87 + 75 by rounding each number to the nearest 10: ______
- Estimate 26 − 60 by rounding each number to the nearest 10: ______
- Estimate 65 − 22 by rounding each number to the nearest 10: ______
- Estimate 49 + 22 by rounding each number to the nearest 10: ______
- Estimate 56 + 89 by rounding each number to the nearest 10: ______
- Estimate 78 − 46 by rounding each number to the nearest 10: ______
- Estimate 55 + 21 by rounding each number to the nearest 10: ______
- Estimate 40 − 49 by rounding each number to the nearest 10: ______
- Estimate 53 + 29 by rounding each number to the nearest 10: ______
- Estimate 83 + 75 by rounding each number to the nearest 10: ______
- Estimate 43 − 48 by rounding each number to the nearest 10: ______
- Estimate 62 + 34 by rounding each number to the nearest 10: ______
- Estimate 76 + 24 by rounding each number to the nearest 10: ______
- Estimate 68 + 24 by rounding each number to the nearest 10: ______
- Estimate 48 + 76 by rounding each number to the nearest 10: ______
- Estimate 71 − 30 by rounding each number to the nearest 10: ______
- Estimate 82 + 44 by rounding each number to the nearest 10: ______
- Estimate 50 + 29 by rounding each number to the nearest 10: ______
- Estimate 76 + 23 by rounding each number to the nearest 10: ______
- Estimate 44 − 83 by rounding each number to the nearest 10: ______