Question

Subtract 7 by8 from -8 by 13​

Answer 1

-8/13-7/8

LCM of denominator 13 and 8 is 104

-8/13-7/8

(-64-91)/104

-155/104

hence -155/104 is the answer

Answer 2

Answer:

Question :-

Subtract 7 by8 from -8 by 13

Required Answer :-

$\frac{ - 155}{104}$

Solution :-

$\frac{ - 8}{13} - \frac{7}{8}$

$= \frac{ - 8 \times 8}{13 \times 8} - \frac{7 \times 13}{8 \times 13}$

$= \frac{ - 64}{104} - \frac{91}{104}$

$= \frac{ - 64 - 91}{104}$

$= \frac{ - 155}{104}$