Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 + 33 by rounding each number to the nearest 10: ______
- Estimate 74 + 40 by rounding each number to the nearest 10: ______
- Estimate 28 + 30 by rounding each number to the nearest 10: ______
- Estimate 21 + 26 by rounding each number to the nearest 10: ______
- Estimate 37 − 55 by rounding each number to the nearest 10: ______
- Estimate 53 − 30 by rounding each number to the nearest 10: ______
- Estimate 63 − 47 by rounding each number to the nearest 10: ______
- Estimate 78 + 78 by rounding each number to the nearest 10: ______
- Estimate 85 + 84 by rounding each number to the nearest 10: ______
- Estimate 23 + 54 by rounding each number to the nearest 10: ______
- Estimate 49 + 82 by rounding each number to the nearest 10: ______
- Estimate 67 + 28 by rounding each number to the nearest 10: ______
- Estimate 65 + 75 by rounding each number to the nearest 10: ______
- Estimate 76 − 31 by rounding each number to the nearest 10: ______
- Estimate 88 − 80 by rounding each number to the nearest 10: ______
- Estimate 69 − 56 by rounding each number to the nearest 10: ______
- Estimate 36 − 22 by rounding each number to the nearest 10: ______
- Estimate 78 − 36 by rounding each number to the nearest 10: ______
- Estimate 78 + 59 by rounding each number to the nearest 10: ______
- Estimate 65 + 60 by rounding each number to the nearest 10: ______