Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 − 78 by rounding each number to the nearest 10: ______
- Estimate 37 + 80 by rounding each number to the nearest 10: ______
- Estimate 36 + 49 by rounding each number to the nearest 10: ______
- Estimate 51 − 37 by rounding each number to the nearest 10: ______
- Estimate 89 + 82 by rounding each number to the nearest 10: ______
- Estimate 30 + 44 by rounding each number to the nearest 10: ______
- Estimate 86 − 57 by rounding each number to the nearest 10: ______
- Estimate 22 − 23 by rounding each number to the nearest 10: ______
- Estimate 62 − 63 by rounding each number to the nearest 10: ______
- Estimate 34 + 74 by rounding each number to the nearest 10: ______
- Estimate 50 + 53 by rounding each number to the nearest 10: ______
- Estimate 46 + 69 by rounding each number to the nearest 10: ______
- Estimate 23 − 68 by rounding each number to the nearest 10: ______
- Estimate 41 − 87 by rounding each number to the nearest 10: ______
- Estimate 53 + 84 by rounding each number to the nearest 10: ______
- Estimate 78 − 49 by rounding each number to the nearest 10: ______
- Estimate 44 − 44 by rounding each number to the nearest 10: ______
- Estimate 74 − 49 by rounding each number to the nearest 10: ______
- Estimate 21 + 55 by rounding each number to the nearest 10: ______
- Estimate 25 − 63 by rounding each number to the nearest 10: ______