Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 73 − 44 by rounding each number to the nearest 10: ______
- Estimate 78 + 61 by rounding each number to the nearest 10: ______
- Estimate 30 − 44 by rounding each number to the nearest 10: ______
- Estimate 79 − 28 by rounding each number to the nearest 10: ______
- Estimate 49 + 25 by rounding each number to the nearest 10: ______
- Estimate 55 − 89 by rounding each number to the nearest 10: ______
- Estimate 27 − 65 by rounding each number to the nearest 10: ______
- Estimate 62 + 43 by rounding each number to the nearest 10: ______
- Estimate 82 + 44 by rounding each number to the nearest 10: ______
- Estimate 61 − 38 by rounding each number to the nearest 10: ______
- Estimate 38 − 73 by rounding each number to the nearest 10: ______
- Estimate 72 + 85 by rounding each number to the nearest 10: ______
- Estimate 74 − 23 by rounding each number to the nearest 10: ______
- Estimate 67 + 30 by rounding each number to the nearest 10: ______
- Estimate 73 + 59 by rounding each number to the nearest 10: ______
- Estimate 53 + 71 by rounding each number to the nearest 10: ______
- Estimate 82 − 66 by rounding each number to the nearest 10: ______
- Estimate 71 + 39 by rounding each number to the nearest 10: ______
- Estimate 45 + 79 by rounding each number to the nearest 10: ______
- Estimate 59 − 72 by rounding each number to the nearest 10: ______