Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 + 82 by rounding each number to the nearest 10: ______
- Estimate 68 + 80 by rounding each number to the nearest 10: ______
- Estimate 26 + 39 by rounding each number to the nearest 10: ______
- Estimate 47 + 39 by rounding each number to the nearest 10: ______
- Estimate 72 + 39 by rounding each number to the nearest 10: ______
- Estimate 42 − 41 by rounding each number to the nearest 10: ______
- Estimate 64 + 85 by rounding each number to the nearest 10: ______
- Estimate 46 − 51 by rounding each number to the nearest 10: ______
- Estimate 82 + 79 by rounding each number to the nearest 10: ______
- Estimate 72 + 33 by rounding each number to the nearest 10: ______
- Estimate 84 + 38 by rounding each number to the nearest 10: ______
- Estimate 80 − 22 by rounding each number to the nearest 10: ______
- Estimate 30 + 78 by rounding each number to the nearest 10: ______
- Estimate 32 + 32 by rounding each number to the nearest 10: ______
- Estimate 79 + 70 by rounding each number to the nearest 10: ______
- Estimate 58 − 66 by rounding each number to the nearest 10: ______
- Estimate 32 − 61 by rounding each number to the nearest 10: ______
- Estimate 78 − 54 by rounding each number to the nearest 10: ______
- Estimate 83 − 29 by rounding each number to the nearest 10: ______
- Estimate 42 − 36 by rounding each number to the nearest 10: ______