1.

Divide the sum of -13/5 and 12/7 by the product of -31/7 and 1/2​

Answer»

SUM of -13/5 and 12/7

\frac{ - 13}{5} + \frac{12}{7} \\ = \frac{ - 91 + 60}{35} \\ = \frac{ - 31}{35}

Product of -31/7 and 1/2

\frac{ - 31}{7} \times \frac{1}{2} = \frac{ - 31}{14}

Divide-31/35 by -31/14

\frac{ - 31}{35} \div \frac{ - 31}{14} \\ = \frac{ - 31}{35} \times \frac{14}{ - 31} \\ = \frac{14}{35}


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