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12=15\left(\frac{10}{5}-\frac{1}{5}\right)
Convert 2 to fraction \frac{10}{5}.
12=15\times \frac{10-1}{5}
Since \frac{10}{5} and \frac{1}{5} have the same denominator, subtract them by subtracting their numerators.
12=15\times \frac{9}{5}
Subtract 1 from 10 to get 9.
12=\frac{15\times 9}{5}
Express 15\times \frac{9}{5} as a single fraction.
12=\frac{135}{5}
Multiply 15 and 9 to get 135.
12=27
Divide 135 by 5 to get 27.
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Compare 12 and 27.
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