Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 54 by rounding each number to the nearest 10: ______
- Estimate 82 + 28 by rounding each number to the nearest 10: ______
- Estimate 78 − 49 by rounding each number to the nearest 10: ______
- Estimate 24 − 55 by rounding each number to the nearest 10: ______
- Estimate 71 + 55 by rounding each number to the nearest 10: ______
- Estimate 67 − 34 by rounding each number to the nearest 10: ______
- Estimate 65 + 46 by rounding each number to the nearest 10: ______
- Estimate 79 + 81 by rounding each number to the nearest 10: ______
- Estimate 76 − 85 by rounding each number to the nearest 10: ______
- Estimate 57 − 54 by rounding each number to the nearest 10: ______
- Estimate 49 + 21 by rounding each number to the nearest 10: ______
- Estimate 73 − 69 by rounding each number to the nearest 10: ______
- Estimate 49 + 82 by rounding each number to the nearest 10: ______
- Estimate 54 − 49 by rounding each number to the nearest 10: ______
- Estimate 33 − 61 by rounding each number to the nearest 10: ______
- Estimate 50 − 75 by rounding each number to the nearest 10: ______
- Estimate 50 − 45 by rounding each number to the nearest 10: ______
- Estimate 64 − 87 by rounding each number to the nearest 10: ______
- Estimate 82 + 72 by rounding each number to the nearest 10: ______
- Estimate 47 − 25 by rounding each number to the nearest 10: ______