Minta tlng lg Kaka 2 : 6/7 + 3 1/4 =

2 : 6/7 + 3 1/4
= 2 x 7/6 + 13/4
= 7/3 + 13/4
= 28/12 + 39/12
= 67/12
= 5 7/12

semoga betul dan membantu

 2 : 6/7 + 3 1/4
= 2x7/6 + 13/4
= 14/6 +13/4
= 28/12 + 39/12
= 67/12 atau  5 7/12 atau  5,58

semoga membantu