Rolong jawab pakai cara no 7-8

7. 2 5/8 + 3 2/5
21/8 + 17/5
105 + 136 / 40
= 214/40
= A. 6 1/40



8.4/5 + 3 5/6
4/5 + 23/6
24 + 115 / 30
= 139/30
= B. 4 19/30



Semoga membantu ^^
Maaf kalau salah