Question

Use properties to find :
5/7+2/11+ -8/7+6/11

Answer 1

$\frac{5}{7 } - \frac{8}{7} + \frac{2}{11} + \frac{6}{11}$
= 8/11 - 3/7
= (8×7)/77 - (3×11)/77
= (56-33)/77 = 23/77

Answer 2

5/7+2/11-8/7+6/11
=55+14/77-88+42/77
=69/77-130/77
=69-130/77
=-61/77