Question

The difference of two rational numbers 5/7 and 3/8 is​

Answer 1

Hope this helps.....

Answer 2

Answer:

first take out LCM of 7 and 8. is 56

$\frac{5}{7} = \frac{5 \times 8}{7 \times 8} = \frac{40}{56} \\ \\ \frac{3}{8} = \frac{3 \times 7}{8 \times 7} = \frac{21}{56 }$

Now

$\frac{40}{56} - \frac{21}{56 } \\ \\ \frac{40 - 21}{56} \\ \\ \frac{19}{56}$