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-(5)/(7)×(1)/(5)

57×15 -\frac{5}{7} \times \frac{1}{5}

Full solution

Q. 57×15 -\frac{5}{7} \times \frac{1}{5}
  1. Simplify multiplication: Simplify the multiplication of the numerators and denominators. (5×1)/(7×5)=5/35 -(5 \times 1) / (7 \times 5) = -5 / 35
  2. Reduce fraction: Reduce the fraction by dividing both the numerator and the denominator by their greatest common divisor, which is 55. \newline535=17-\frac{5}{35} = -\frac{1}{7}

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