Выполните действия: а)4/5: 15/25 б)3/11: 9 в)45/46: 15/23 д)8: 5/8 расписать

4/5 : 15/25 = 4/5 * 25/15 = 4/1 * 5/15 = 20/15 = 1 5/15
3/11 : 9 = 3/11 : 9/1 = 3/11 * 1/9 = 1/11 * 1/3 = 1/33
45/46 : 15/23 = 45/46 * 23/15 = 3/2 * 1/1 = 1 1/2
8 : 5/8 = 8/1 :5/8 = 8/1 * 8/5 = 64/5 = 12 4/5

4\5: 15\25 = 4\5 x 25\15 =4\3 = 1 1\3
3\11 : 9 = 3\11 x 1\9 =1\33
45\46 : 15\23 =45\46 x 23\15 =3\2 = 1 1\2
8 : 5\8 = 8 x 8\5 =64\5 =12 4\5