Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 79 by rounding each number to the nearest 10: ______
- Estimate 60 − 81 by rounding each number to the nearest 10: ______
- Estimate 51 + 85 by rounding each number to the nearest 10: ______
- Estimate 21 + 60 by rounding each number to the nearest 10: ______
- Estimate 89 − 69 by rounding each number to the nearest 10: ______
- Estimate 50 − 83 by rounding each number to the nearest 10: ______
- Estimate 71 + 25 by rounding each number to the nearest 10: ______
- Estimate 58 + 83 by rounding each number to the nearest 10: ______
- Estimate 42 + 37 by rounding each number to the nearest 10: ______
- Estimate 65 − 62 by rounding each number to the nearest 10: ______
- Estimate 83 + 52 by rounding each number to the nearest 10: ______
- Estimate 38 + 70 by rounding each number to the nearest 10: ______
- Estimate 43 + 65 by rounding each number to the nearest 10: ______
- Estimate 78 + 50 by rounding each number to the nearest 10: ______
- Estimate 42 + 56 by rounding each number to the nearest 10: ______
- Estimate 45 + 22 by rounding each number to the nearest 10: ______
- Estimate 67 + 26 by rounding each number to the nearest 10: ______
- Estimate 79 + 61 by rounding each number to the nearest 10: ______
- Estimate 70 + 33 by rounding each number to the nearest 10: ______
- Estimate 69 + 60 by rounding each number to the nearest 10: ______