Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 69 − 34 by rounding each number to the nearest 10: ______
- Estimate 51 − 57 by rounding each number to the nearest 10: ______
- Estimate 49 − 23 by rounding each number to the nearest 10: ______
- Estimate 80 − 87 by rounding each number to the nearest 10: ______
- Estimate 74 + 80 by rounding each number to the nearest 10: ______
- Estimate 78 − 80 by rounding each number to the nearest 10: ______
- Estimate 79 + 51 by rounding each number to the nearest 10: ______
- Estimate 55 + 41 by rounding each number to the nearest 10: ______
- Estimate 40 + 32 by rounding each number to the nearest 10: ______
- Estimate 80 − 43 by rounding each number to the nearest 10: ______
- Estimate 55 + 32 by rounding each number to the nearest 10: ______
- Estimate 67 − 65 by rounding each number to the nearest 10: ______
- Estimate 39 + 43 by rounding each number to the nearest 10: ______
- Estimate 32 + 48 by rounding each number to the nearest 10: ______
- Estimate 58 + 22 by rounding each number to the nearest 10: ______
- Estimate 78 + 50 by rounding each number to the nearest 10: ______
- Estimate 67 + 23 by rounding each number to the nearest 10: ______
- Estimate 82 − 88 by rounding each number to the nearest 10: ______
- Estimate 53 + 60 by rounding each number to the nearest 10: ______
- Estimate 32 + 46 by rounding each number to the nearest 10: ______