Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 − 70 by rounding each number to the nearest 10: ______
- Estimate 67 − 72 by rounding each number to the nearest 10: ______
- Estimate 34 + 41 by rounding each number to the nearest 10: ______
- Estimate 22 − 24 by rounding each number to the nearest 10: ______
- Estimate 50 − 51 by rounding each number to the nearest 10: ______
- Estimate 87 + 25 by rounding each number to the nearest 10: ______
- Estimate 80 − 28 by rounding each number to the nearest 10: ______
- Estimate 89 + 57 by rounding each number to the nearest 10: ______
- Estimate 73 − 69 by rounding each number to the nearest 10: ______
- Estimate 67 − 57 by rounding each number to the nearest 10: ______
- Estimate 57 + 21 by rounding each number to the nearest 10: ______
- Estimate 86 + 82 by rounding each number to the nearest 10: ______
- Estimate 30 + 68 by rounding each number to the nearest 10: ______
- Estimate 24 + 22 by rounding each number to the nearest 10: ______
- Estimate 26 − 62 by rounding each number to the nearest 10: ______
- Estimate 66 − 59 by rounding each number to the nearest 10: ______
- Estimate 86 − 77 by rounding each number to the nearest 10: ______
- Estimate 84 + 81 by rounding each number to the nearest 10: ______
- Estimate 49 − 23 by rounding each number to the nearest 10: ______
- Estimate 45 + 58 by rounding each number to the nearest 10: ______