Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 − 30 by rounding each number to the nearest 10: ______
- Estimate 82 + 42 by rounding each number to the nearest 10: ______
- Estimate 62 − 61 by rounding each number to the nearest 10: ______
- Estimate 50 − 23 by rounding each number to the nearest 10: ______
- Estimate 89 − 43 by rounding each number to the nearest 10: ______
- Estimate 40 + 66 by rounding each number to the nearest 10: ______
- Estimate 54 − 53 by rounding each number to the nearest 10: ______
- Estimate 74 − 51 by rounding each number to the nearest 10: ______
- Estimate 45 − 66 by rounding each number to the nearest 10: ______
- Estimate 72 + 26 by rounding each number to the nearest 10: ______
- Estimate 34 + 47 by rounding each number to the nearest 10: ______
- Estimate 40 − 60 by rounding each number to the nearest 10: ______
- Estimate 36 − 78 by rounding each number to the nearest 10: ______
- Estimate 83 − 66 by rounding each number to the nearest 10: ______
- Estimate 60 + 25 by rounding each number to the nearest 10: ______
- Estimate 47 + 79 by rounding each number to the nearest 10: ______
- Estimate 25 − 69 by rounding each number to the nearest 10: ______
- Estimate 79 + 77 by rounding each number to the nearest 10: ______
- Estimate 36 − 71 by rounding each number to the nearest 10: ______
- Estimate 71 + 29 by rounding each number to the nearest 10: ______