Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 + 49 by rounding each number to the nearest 10: ______
- Estimate 61 + 53 by rounding each number to the nearest 10: ______
- Estimate 61 + 32 by rounding each number to the nearest 10: ______
- Estimate 61 + 26 by rounding each number to the nearest 10: ______
- Estimate 23 + 31 by rounding each number to the nearest 10: ______
- Estimate 70 + 88 by rounding each number to the nearest 10: ______
- Estimate 36 − 55 by rounding each number to the nearest 10: ______
- Estimate 61 + 49 by rounding each number to the nearest 10: ______
- Estimate 35 − 82 by rounding each number to the nearest 10: ______
- Estimate 68 + 70 by rounding each number to the nearest 10: ______
- Estimate 73 + 69 by rounding each number to the nearest 10: ______
- Estimate 67 + 41 by rounding each number to the nearest 10: ______
- Estimate 54 + 53 by rounding each number to the nearest 10: ______
- Estimate 61 − 26 by rounding each number to the nearest 10: ______
- Estimate 82 + 73 by rounding each number to the nearest 10: ______
- Estimate 21 + 54 by rounding each number to the nearest 10: ______
- Estimate 35 + 24 by rounding each number to the nearest 10: ______
- Estimate 23 − 32 by rounding each number to the nearest 10: ______
- Estimate 60 − 34 by rounding each number to the nearest 10: ______
- Estimate 55 − 60 by rounding each number to the nearest 10: ______