Question

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

Answer 1

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