1) 1/6:2/3; 1 1/3 :2/3; 2) 4/9:1/3; 3 : 1/3; 2/5:1/3; решите уравнение :
1:2/3; 5/8:2/3; 5/12:1/3; 2/9:1/3; 6 -1/15=2/5 х:6=1/18
4/5:2/3; 2/3:2/3; 3/7:1/3; 4/15:1/3; 1 1/3 -а =5/6
6:2/3; 2/7:2/3; 1/6:1/3; 3/11:1/3; с -1/2=1/5
7/13:2/3; 1/3:2/3; 1/8:1/3; 1/3:1/3; 1/3+а=3/1
4/9:2/3; 3/5:2/3; 5/9 :1/3; 7/18:1/3;
10/11:2/3; 1/2:2/3; 5/6:1/3; 12/3:1/3;
1:2/3; 5/8:2/3; 5/12:1/3; 2/9:1/3; 6 -1/15=2/5 х:6=1/18
4/5:2/3; 2/3:2/3; 3/7:1/3; 4/15:1/3; 1 1/3 -а =5/6
6:2/3; 2/7:2/3; 1/6:1/3; 3/11:1/3; с -1/2=1/5
7/13:2/3; 1/3:2/3; 1/8:1/3; 1/3:1/3; 1/3+а=3/1
4/9:2/3; 3/5:2/3; 5/9 :1/3; 7/18:1/3;
10/11:2/3; 1/2:2/3; 5/6:1/3; 12/3:1/3;
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1)1/6:2/3=1\6*3\2=1\41 1/3 :2/3=4\3*3\2=2
2) 4/9:1/3=4\9*3\1=4\3=1 1\3
3 : 1/3=3\1*3\1=9
2/5:1/3=2\5*3\1=6\5=1 1\5
1:2/3=1*3\2=3\2=1 1\2
5/8:2/3=5\8*3\2=15\16
5/12:1/3=5\12*3\1=5\4=1 1\4
2/9:1/3=2\9*3\1=2\3
4/5:2/3=4\5*3\2=6\5=1 1\5
2/3:2/3=2\3*3\2=1
3/7:1/3=3\7*3\1=9\7=1 2\7
4/15:1/3=4\15*3\1=4\5
6:2/3=6\1*3\2=9
2/7:2/3=2\7*3\2=3\7
1/6:1/3=1\6*3\1=1\2
3/11:1/3=3\11*3\1=9\11
7/13:2/3=7\13*3\2=21\26
1/3:2/3=1\3*3\2=1\2
1/8:1/3=1\8*3\1=3\8
1/3:1/3=1\3*3\1=1
4/9:2/3=4\9*3\2=2\3
3/5:2/3=3\5*3\2=9\10
5/9 :1/3=5\9*3\1=5\3=1 2\3
7/18:1/3=7\18*3\1=7\6=1 1\6
10/11:2/3=10\11*3\2=15\11=1 4\11
1/2:2/3=1\2*3\2=3\4
5/6:1/3=5\6*3\1=5\2= 2 1\2
12/3:1/3=12\3*3\1=12
решите уравнение :
1 1/3 -а =5/6
а=4\3-5\6
а=8\6-5\6
а=3\6=1\2
с -1/2=1/5
с=1\5+1\2
с=2\10+5\10
с=7\10
1/3+а=3/1
а=3\1-1\3
а=9\3-1\3
а=8\3=2 2\3