Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 + 85 by rounding each number to the nearest 10: ______
- Estimate 48 − 72 by rounding each number to the nearest 10: ______
- Estimate 45 + 63 by rounding each number to the nearest 10: ______
- Estimate 35 + 80 by rounding each number to the nearest 10: ______
- Estimate 46 − 59 by rounding each number to the nearest 10: ______
- Estimate 22 + 71 by rounding each number to the nearest 10: ______
- Estimate 72 + 52 by rounding each number to the nearest 10: ______
- Estimate 24 − 60 by rounding each number to the nearest 10: ______
- Estimate 30 + 30 by rounding each number to the nearest 10: ______
- Estimate 77 + 39 by rounding each number to the nearest 10: ______
- Estimate 45 − 84 by rounding each number to the nearest 10: ______
- Estimate 78 − 23 by rounding each number to the nearest 10: ______
- Estimate 35 + 29 by rounding each number to the nearest 10: ______
- Estimate 30 − 85 by rounding each number to the nearest 10: ______
- Estimate 37 − 71 by rounding each number to the nearest 10: ______
- Estimate 70 + 63 by rounding each number to the nearest 10: ______
- Estimate 87 − 35 by rounding each number to the nearest 10: ______
- Estimate 37 + 70 by rounding each number to the nearest 10: ______
- Estimate 24 + 68 by rounding each number to the nearest 10: ______
- Estimate 53 + 41 by rounding each number to the nearest 10: ______