Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 58 + 82 by rounding each number to the nearest 10: ______
- Estimate 47 + 79 by rounding each number to the nearest 10: ______
- Estimate 72 − 51 by rounding each number to the nearest 10: ______
- Estimate 66 + 80 by rounding each number to the nearest 10: ______
- Estimate 25 − 66 by rounding each number to the nearest 10: ______
- Estimate 60 − 55 by rounding each number to the nearest 10: ______
- Estimate 41 + 49 by rounding each number to the nearest 10: ______
- Estimate 78 − 42 by rounding each number to the nearest 10: ______
- Estimate 24 + 45 by rounding each number to the nearest 10: ______
- Estimate 37 + 83 by rounding each number to the nearest 10: ______
- Estimate 43 − 37 by rounding each number to the nearest 10: ______
- Estimate 71 + 49 by rounding each number to the nearest 10: ______
- Estimate 22 + 77 by rounding each number to the nearest 10: ______
- Estimate 34 + 31 by rounding each number to the nearest 10: ______
- Estimate 24 − 44 by rounding each number to the nearest 10: ______
- Estimate 31 − 37 by rounding each number to the nearest 10: ______
- Estimate 67 + 23 by rounding each number to the nearest 10: ______
- Estimate 78 − 58 by rounding each number to the nearest 10: ______
- Estimate 24 − 45 by rounding each number to the nearest 10: ______
- Estimate 45 + 33 by rounding each number to the nearest 10: ______