Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 + 65 by rounding each number to the nearest 10: ______
- Estimate 89 − 40 by rounding each number to the nearest 10: ______
- Estimate 72 − 25 by rounding each number to the nearest 10: ______
- Estimate 73 + 22 by rounding each number to the nearest 10: ______
- Estimate 60 − 43 by rounding each number to the nearest 10: ______
- Estimate 29 − 85 by rounding each number to the nearest 10: ______
- Estimate 31 − 50 by rounding each number to the nearest 10: ______
- Estimate 28 + 36 by rounding each number to the nearest 10: ______
- Estimate 47 + 79 by rounding each number to the nearest 10: ______
- Estimate 58 − 58 by rounding each number to the nearest 10: ______
- Estimate 66 − 31 by rounding each number to the nearest 10: ______
- Estimate 26 + 43 by rounding each number to the nearest 10: ______
- Estimate 49 + 65 by rounding each number to the nearest 10: ______
- Estimate 42 − 58 by rounding each number to the nearest 10: ______
- Estimate 69 + 28 by rounding each number to the nearest 10: ______
- Estimate 74 + 81 by rounding each number to the nearest 10: ______
- Estimate 40 + 30 by rounding each number to the nearest 10: ______
- Estimate 26 + 75 by rounding each number to the nearest 10: ______
- Estimate 73 + 40 by rounding each number to the nearest 10: ______
- Estimate 89 − 82 by rounding each number to the nearest 10: ______