Odpowiedzi

2010-03-29T19:56:59+02:00
7,2*1/3 = 36/5*1/3 = 36/15 = 2,4
4,9*2/7 = 49/10*2/7 = 98/70 = 1,4
1,3:5 1/5 = 13/10:26/5 = 13/10*5/26 = 65/260 = 1/4
2.35:9 2/5 = 2,35:9,4 = 0,25
1 4/5:2,25 = 1,8:2,25 = 0,8
1,7:1/20 = 1,7:0,05 = 34
1 5 1