1.

(-5)/6 %2B (-5)/7 %2B (-7)/9 %2B (-15)/7

Answer»

(-5/7)+(-15/7)+(-5/6)+(-7/9)=-20/7+(-45-42/54)=-20/7-87/54=-1080-609/378=-1689/378=-563/126

-563/126 is your answer.........



Discussion

No Comment Found