Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 + 65 by rounding each number to the nearest 10: ______
- Estimate 25 + 84 by rounding each number to the nearest 10: ______
- Estimate 23 − 69 by rounding each number to the nearest 10: ______
- Estimate 58 + 64 by rounding each number to the nearest 10: ______
- Estimate 35 − 22 by rounding each number to the nearest 10: ______
- Estimate 85 + 65 by rounding each number to the nearest 10: ______
- Estimate 70 − 26 by rounding each number to the nearest 10: ______
- Estimate 63 + 47 by rounding each number to the nearest 10: ______
- Estimate 60 + 58 by rounding each number to the nearest 10: ______
- Estimate 58 + 58 by rounding each number to the nearest 10: ______
- Estimate 72 + 70 by rounding each number to the nearest 10: ______
- Estimate 80 + 89 by rounding each number to the nearest 10: ______
- Estimate 68 + 76 by rounding each number to the nearest 10: ______
- Estimate 77 + 67 by rounding each number to the nearest 10: ______
- Estimate 56 + 30 by rounding each number to the nearest 10: ______
- Estimate 23 + 69 by rounding each number to the nearest 10: ______
- Estimate 66 + 48 by rounding each number to the nearest 10: ______
- Estimate 53 − 65 by rounding each number to the nearest 10: ______
- Estimate 45 − 30 by rounding each number to the nearest 10: ______
- Estimate 60 + 87 by rounding each number to the nearest 10: ______