Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 + 37 by rounding each number to the nearest 10: ______
- Estimate 35 + 69 by rounding each number to the nearest 10: ______
- Estimate 76 + 80 by rounding each number to the nearest 10: ______
- Estimate 26 − 46 by rounding each number to the nearest 10: ______
- Estimate 49 − 42 by rounding each number to the nearest 10: ______
- Estimate 21 + 37 by rounding each number to the nearest 10: ______
- Estimate 57 − 87 by rounding each number to the nearest 10: ______
- Estimate 50 − 81 by rounding each number to the nearest 10: ______
- Estimate 40 + 30 by rounding each number to the nearest 10: ______
- Estimate 43 + 29 by rounding each number to the nearest 10: ______
- Estimate 55 + 24 by rounding each number to the nearest 10: ______
- Estimate 54 − 78 by rounding each number to the nearest 10: ______
- Estimate 43 − 34 by rounding each number to the nearest 10: ______
- Estimate 28 − 23 by rounding each number to the nearest 10: ______
- Estimate 25 − 62 by rounding each number to the nearest 10: ______
- Estimate 46 + 50 by rounding each number to the nearest 10: ______
- Estimate 82 − 76 by rounding each number to the nearest 10: ______
- Estimate 23 − 84 by rounding each number to the nearest 10: ______
- Estimate 21 − 25 by rounding each number to the nearest 10: ______
- Estimate 32 − 84 by rounding each number to the nearest 10: ______