kalau bisa pakai cara:) makasiii #last

1. 13/5 x 7/9 = 91/45 = 2 1/45
2. 2/3 x 1/2 x 5/6 = 10/36 = 5/18
3. 19,2 x 7,5 = 144
4. 12 2/5 : 40% = 62/5 x 100/40 = 31
5. 6,4 x 6,4 = 40,96
6. 22,4 : 2 = 11,2 : 2 = 5,6