Jawabanmu

2014-05-05T14:32:51+07:00
13/4 ÷ 11/4 + 5/2
13/4 × 4/11 + 5/2
13/11 + 5/2
1 2/11 + 2 1/2
1 4/22 + 2 11/22 = 3 15/22