Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 49 by rounding each number to the nearest 10: ______
- Estimate 67 − 51 by rounding each number to the nearest 10: ______
- Estimate 84 − 52 by rounding each number to the nearest 10: ______
- Estimate 63 + 66 by rounding each number to the nearest 10: ______
- Estimate 46 + 53 by rounding each number to the nearest 10: ______
- Estimate 43 + 28 by rounding each number to the nearest 10: ______
- Estimate 54 − 29 by rounding each number to the nearest 10: ______
- Estimate 75 − 59 by rounding each number to the nearest 10: ______
- Estimate 46 − 37 by rounding each number to the nearest 10: ______
- Estimate 24 − 79 by rounding each number to the nearest 10: ______
- Estimate 89 + 82 by rounding each number to the nearest 10: ______
- Estimate 26 + 85 by rounding each number to the nearest 10: ______
- Estimate 37 + 84 by rounding each number to the nearest 10: ______
- Estimate 79 + 69 by rounding each number to the nearest 10: ______
- Estimate 53 + 27 by rounding each number to the nearest 10: ______
- Estimate 84 − 46 by rounding each number to the nearest 10: ______
- Estimate 25 − 75 by rounding each number to the nearest 10: ______
- Estimate 54 − 31 by rounding each number to the nearest 10: ______
- Estimate 31 + 89 by rounding each number to the nearest 10: ______
- Estimate 33 + 85 by rounding each number to the nearest 10: ______