ВБ
Вячеслав Б.в.
пожалуйста
1. 5 1/6 : 4 2/15 = 31/6 * 15/62 = 5/6
2. 3 1/6 - 5/6 = 2 7/6 - 5/6 = 2 1/3
3. 2 1/3 : 30 2/3 = 7/3 * 3/92 = 7/92.
1. 5 1/6 : 4 2/15= 31/6*15/62=5/4= 1 1/4 2. 3 1/6 - 1 1/4 = 3 2/12-1 3/12= 2 14/12 - 1 3/12=1 11/12 3. 1 11/12 : 30 2/3 = 23/12:92/3 = 23/12*3/92 =1/8
1. 5 1/6 : 4 2/15 = 31/6 * 15/62 = 5/6
2. 3 1/6 - 5/6 = 2 7/6 - 5/6 = 2 1/3
3. 2 1/3 : 30 2/3 = 7/3 * 3/92 = 7/92.