Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 22 by rounding each number to the nearest 10: ______
- Estimate 58 + 60 by rounding each number to the nearest 10: ______
- Estimate 41 − 39 by rounding each number to the nearest 10: ______
- Estimate 32 − 58 by rounding each number to the nearest 10: ______
- Estimate 43 − 46 by rounding each number to the nearest 10: ______
- Estimate 80 − 46 by rounding each number to the nearest 10: ______
- Estimate 49 + 64 by rounding each number to the nearest 10: ______
- Estimate 80 − 71 by rounding each number to the nearest 10: ______
- Estimate 37 + 66 by rounding each number to the nearest 10: ______
- Estimate 51 + 37 by rounding each number to the nearest 10: ______
- Estimate 24 + 72 by rounding each number to the nearest 10: ______
- Estimate 26 − 31 by rounding each number to the nearest 10: ______
- Estimate 82 + 34 by rounding each number to the nearest 10: ______
- Estimate 71 + 70 by rounding each number to the nearest 10: ______
- Estimate 81 + 57 by rounding each number to the nearest 10: ______
- Estimate 39 − 84 by rounding each number to the nearest 10: ______
- Estimate 65 − 87 by rounding each number to the nearest 10: ______
- Estimate 67 + 86 by rounding each number to the nearest 10: ______
- Estimate 61 + 60 by rounding each number to the nearest 10: ______
- Estimate 45 + 24 by rounding each number to the nearest 10: ______