To simplify \( 243 \frac{3}{5} \), we first convert the mixed number into an improper fraction.
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Convert the whole number to a fraction:
- The whole number \( 243 \) can be expressed as \( \frac{243 \times 5}{5} = \frac{1215}{5} \).
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Add the fractional part:
- Now, we add the fractional part \( \frac{3}{5} \): \[ \frac{1215}{5} + \frac{3}{5} = \frac{1215 + 3}{5} = \frac{1218}{5} \]
Thus, the correct simplification of \( 243 \frac{3}{5} \) is: \[ \frac{1218}{5} \]
If you're looking for a decimal conversion: \[ \frac{1218}{5} = 243.6 \]
So, the final answers are \( \frac{1218}{5} \) or \( 243.6 \), depending on how you want it expressed.