Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 + 69 by rounding each number to the nearest 10: ______
- Estimate 80 + 88 by rounding each number to the nearest 10: ______
- Estimate 78 − 78 by rounding each number to the nearest 10: ______
- Estimate 37 − 69 by rounding each number to the nearest 10: ______
- Estimate 67 − 23 by rounding each number to the nearest 10: ______
- Estimate 49 − 42 by rounding each number to the nearest 10: ______
- Estimate 66 + 25 by rounding each number to the nearest 10: ______
- Estimate 79 + 58 by rounding each number to the nearest 10: ______
- Estimate 28 − 81 by rounding each number to the nearest 10: ______
- Estimate 46 + 54 by rounding each number to the nearest 10: ______
- Estimate 35 + 50 by rounding each number to the nearest 10: ______
- Estimate 82 + 87 by rounding each number to the nearest 10: ______
- Estimate 63 + 51 by rounding each number to the nearest 10: ______
- Estimate 87 − 48 by rounding each number to the nearest 10: ______
- Estimate 74 − 40 by rounding each number to the nearest 10: ______
- Estimate 75 − 35 by rounding each number to the nearest 10: ______
- Estimate 48 − 23 by rounding each number to the nearest 10: ______
- Estimate 46 + 75 by rounding each number to the nearest 10: ______
- Estimate 53 + 58 by rounding each number to the nearest 10: ______
- Estimate 86 − 67 by rounding each number to the nearest 10: ______