Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 − 59 by rounding each number to the nearest 10: ______
- Estimate 59 − 82 by rounding each number to the nearest 10: ______
- Estimate 28 + 68 by rounding each number to the nearest 10: ______
- Estimate 75 + 32 by rounding each number to the nearest 10: ______
- Estimate 68 + 53 by rounding each number to the nearest 10: ______
- Estimate 47 − 48 by rounding each number to the nearest 10: ______
- Estimate 79 + 51 by rounding each number to the nearest 10: ______
- Estimate 46 − 30 by rounding each number to the nearest 10: ______
- Estimate 28 + 71 by rounding each number to the nearest 10: ______
- Estimate 89 − 77 by rounding each number to the nearest 10: ______
- Estimate 67 + 63 by rounding each number to the nearest 10: ______
- Estimate 24 − 58 by rounding each number to the nearest 10: ______
- Estimate 89 − 53 by rounding each number to the nearest 10: ______
- Estimate 87 + 63 by rounding each number to the nearest 10: ______
- Estimate 29 − 66 by rounding each number to the nearest 10: ______
- Estimate 35 + 53 by rounding each number to the nearest 10: ______
- Estimate 28 + 58 by rounding each number to the nearest 10: ______
- Estimate 32 + 40 by rounding each number to the nearest 10: ______
- Estimate 50 − 63 by rounding each number to the nearest 10: ______
- Estimate 45 + 85 by rounding each number to the nearest 10: ______