1) 1 : х = 2 2/7; х = 1 : 2 2/7; х = 1 : 16/7; х = 7/16
2) 13 : х = 1 4/9; х = 13 : 1 4/9; х = 13 : 13/9; х = 9
3) 6 : х = 2 2/5; х = 6 : 2 2/5; х = 6 : 12/5; х = 5/2 = 2цел 1/2
1) 1 : х = 2 2/7; х = 1 : 2 2/7; х = 1 : 16/7; х = 7/16
2) 13 : х = 1 4/9; х = 13 : 1 4/9; х = 13 : 13/9; х = 9
3) 6 : х = 2 2/5; х = 6 : 2 2/5; х = 6 : 12/5; х = 5/2 = 2цел 1/2