Question

3 upon 8 + (- 5 upon 7
​

Answer 1

Answer:

-19/56

Step-by-step explanation:

$\frac{3}{8} + (-\frac{5}{7} )\\\\\frac{3}{8} - \frac{5}{7} \\\\Taking LCM,\\\\\frac{21 - 40}{56} \\\\\frac{-19}{56}$

Answer 2

Step-by-step explanation:

3/8+(-5/7)

=3/8-5/7

=3*7-5*8/56

=21-40/56

19/56