Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 + 78 by rounding each number to the nearest 10: ______
- Estimate 33 + 41 by rounding each number to the nearest 10: ______
- Estimate 46 − 75 by rounding each number to the nearest 10: ______
- Estimate 50 − 76 by rounding each number to the nearest 10: ______
- Estimate 43 + 84 by rounding each number to the nearest 10: ______
- Estimate 74 − 70 by rounding each number to the nearest 10: ______
- Estimate 53 + 59 by rounding each number to the nearest 10: ______
- Estimate 75 + 54 by rounding each number to the nearest 10: ______
- Estimate 21 − 70 by rounding each number to the nearest 10: ______
- Estimate 74 + 58 by rounding each number to the nearest 10: ______
- Estimate 50 − 55 by rounding each number to the nearest 10: ______
- Estimate 79 − 87 by rounding each number to the nearest 10: ______
- Estimate 53 − 38 by rounding each number to the nearest 10: ______
- Estimate 41 + 81 by rounding each number to the nearest 10: ______
- Estimate 67 + 49 by rounding each number to the nearest 10: ______
- Estimate 53 − 66 by rounding each number to the nearest 10: ______
- Estimate 38 − 31 by rounding each number to the nearest 10: ______
- Estimate 42 + 65 by rounding each number to the nearest 10: ______
- Estimate 71 − 43 by rounding each number to the nearest 10: ______
- Estimate 31 − 36 by rounding each number to the nearest 10: ______