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\frac{72}{\frac{960}{245-165}\times 3}
Express \frac{\frac{72}{\frac{960}{245-165}}}{3} as a single fraction.
\frac{72}{\frac{960}{80}\times 3}
Subtract 165 from 245 to get 80.
\frac{72}{12\times 3}
Divide 960 by 80 to get 12.
\frac{72}{36}
Multiply 12 and 3 to get 36.
2
Divide 72 by 36 to get 2.
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