Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 + 32 by rounding each number to the nearest 10: ______
- Estimate 78 + 33 by rounding each number to the nearest 10: ______
- Estimate 46 + 88 by rounding each number to the nearest 10: ______
- Estimate 82 + 49 by rounding each number to the nearest 10: ______
- Estimate 41 + 32 by rounding each number to the nearest 10: ______
- Estimate 49 − 43 by rounding each number to the nearest 10: ______
- Estimate 47 − 40 by rounding each number to the nearest 10: ______
- Estimate 28 + 46 by rounding each number to the nearest 10: ______
- Estimate 66 + 81 by rounding each number to the nearest 10: ______
- Estimate 30 − 28 by rounding each number to the nearest 10: ______
- Estimate 67 − 57 by rounding each number to the nearest 10: ______
- Estimate 64 − 54 by rounding each number to the nearest 10: ______
- Estimate 22 + 52 by rounding each number to the nearest 10: ______
- Estimate 21 + 26 by rounding each number to the nearest 10: ______
- Estimate 81 + 76 by rounding each number to the nearest 10: ______
- Estimate 55 + 68 by rounding each number to the nearest 10: ______
- Estimate 49 + 34 by rounding each number to the nearest 10: ______
- Estimate 49 + 87 by rounding each number to the nearest 10: ______
- Estimate 25 − 66 by rounding each number to the nearest 10: ______
- Estimate 24 − 32 by rounding each number to the nearest 10: ______