Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 − 46 by rounding each number to the nearest 10: ______
- Estimate 85 − 66 by rounding each number to the nearest 10: ______
- Estimate 85 + 44 by rounding each number to the nearest 10: ______
- Estimate 47 + 70 by rounding each number to the nearest 10: ______
- Estimate 34 + 22 by rounding each number to the nearest 10: ______
- Estimate 76 − 55 by rounding each number to the nearest 10: ______
- Estimate 82 − 75 by rounding each number to the nearest 10: ______
- Estimate 49 + 85 by rounding each number to the nearest 10: ______
- Estimate 29 + 50 by rounding each number to the nearest 10: ______
- Estimate 30 + 45 by rounding each number to the nearest 10: ______
- Estimate 65 + 29 by rounding each number to the nearest 10: ______
- Estimate 64 − 77 by rounding each number to the nearest 10: ______
- Estimate 82 − 71 by rounding each number to the nearest 10: ______
- Estimate 83 − 69 by rounding each number to the nearest 10: ______
- Estimate 80 + 62 by rounding each number to the nearest 10: ______
- Estimate 39 − 60 by rounding each number to the nearest 10: ______
- Estimate 75 − 29 by rounding each number to the nearest 10: ______
- Estimate 23 + 89 by rounding each number to the nearest 10: ______
- Estimate 83 − 43 by rounding each number to the nearest 10: ______
- Estimate 30 + 35 by rounding each number to the nearest 10: ______