5/7 · 0,49 = 5/7 · 49/100 = 5 · 49/7 · 100 = 7/20 = 0,35
7/12 · 1,44 = 7/12 · 144/100 = 7 · 144/12 · 100= 7 · 12/100 = 84/100= 0,84
3/17 · 2,89 = 3/17 · 289/100= 3·289/17·100= 3 · 17/100 = 51/100= 0,51
7/11 · 4,84 = 7/11 · 484/100 = 7·484/11·100= 7·44/100=308/100 = 3 8/100= 3,08