Tolong Bantu ya nomer 2&4 pajak cara

No 2
Penyelesaian :
5 2/9 + 3 2/4
= 47/9 + 14/4
= 188/36 + 126/4
= 314/4
= 78 2/4 = 78 1/2

No 4
Penyelesaian :
7 4/9 + 5 1/7
= 67/9 + 36/7
= 469/63 + 324/63
= 793/63
= 12 37/63

Semoga membantu ^^