Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 24 by rounding each number to the nearest 10: ______
- Estimate 77 − 35 by rounding each number to the nearest 10: ______
- Estimate 50 + 73 by rounding each number to the nearest 10: ______
- Estimate 82 + 35 by rounding each number to the nearest 10: ______
- Estimate 62 + 71 by rounding each number to the nearest 10: ______
- Estimate 87 + 26 by rounding each number to the nearest 10: ______
- Estimate 61 − 23 by rounding each number to the nearest 10: ______
- Estimate 43 + 66 by rounding each number to the nearest 10: ______
- Estimate 83 + 67 by rounding each number to the nearest 10: ______
- Estimate 67 + 45 by rounding each number to the nearest 10: ______
- Estimate 74 − 82 by rounding each number to the nearest 10: ______
- Estimate 71 + 68 by rounding each number to the nearest 10: ______
- Estimate 49 + 50 by rounding each number to the nearest 10: ______
- Estimate 30 − 73 by rounding each number to the nearest 10: ______
- Estimate 50 + 62 by rounding each number to the nearest 10: ______
- Estimate 48 + 58 by rounding each number to the nearest 10: ______
- Estimate 77 + 46 by rounding each number to the nearest 10: ______
- Estimate 89 + 70 by rounding each number to the nearest 10: ______
- Estimate 34 + 67 by rounding each number to the nearest 10: ______
- Estimate 72 − 51 by rounding each number to the nearest 10: ______