Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 + 45 by rounding each number to the nearest 10: ______
- Estimate 87 − 49 by rounding each number to the nearest 10: ______
- Estimate 58 + 23 by rounding each number to the nearest 10: ______
- Estimate 33 − 77 by rounding each number to the nearest 10: ______
- Estimate 47 + 53 by rounding each number to the nearest 10: ______
- Estimate 61 − 23 by rounding each number to the nearest 10: ______
- Estimate 79 + 81 by rounding each number to the nearest 10: ______
- Estimate 34 − 66 by rounding each number to the nearest 10: ______
- Estimate 75 − 56 by rounding each number to the nearest 10: ______
- Estimate 50 − 28 by rounding each number to the nearest 10: ______
- Estimate 45 − 76 by rounding each number to the nearest 10: ______
- Estimate 87 + 61 by rounding each number to the nearest 10: ______
- Estimate 89 + 43 by rounding each number to the nearest 10: ______
- Estimate 49 − 77 by rounding each number to the nearest 10: ______
- Estimate 69 − 45 by rounding each number to the nearest 10: ______
- Estimate 34 − 72 by rounding each number to the nearest 10: ______
- Estimate 62 − 55 by rounding each number to the nearest 10: ______
- Estimate 38 − 34 by rounding each number to the nearest 10: ______
- Estimate 74 − 67 by rounding each number to the nearest 10: ______
- Estimate 53 + 85 by rounding each number to the nearest 10: ______