1) 3 2/7
а) 3 2/7 = 3 (2•3)/(7•3) = 3 6/21;
в) 3 2/7 = 3 (2•7)/(7•7) = 3 14/49;
в) 3 2/7 = 3 (2•8)/(7•8) = 3 16/56;
г) 3 2/7 = 3 (2•9)/(7•9) = 3 18/63.
2) 4 5/9
а) 4 5/9 = 4 (5•2)/(9•2) = 4 10/18;
б) 4 5/9 = 4 (5•4)/(9•4) = 4 20/36;
в) 4 5/9 = 4 (5•5)/(9•5) = 4 25/45;
г) 4 5/9 = 4 (5•6)/(9•6) = 4 30/54.
1) 3 2/7
а) 3 2/7 = 3 (2•3)/(7•3) = 3 6/21;
в) 3 2/7 = 3 (2•7)/(7•7) = 3 14/49;
в) 3 2/7 = 3 (2•8)/(7•8) = 3 16/56;
г) 3 2/7 = 3 (2•9)/(7•9) = 3 18/63.
2) 4 5/9
а) 4 5/9 = 4 (5•2)/(9•2) = 4 10/18;
б) 4 5/9 = 4 (5•4)/(9•4) = 4 20/36;
в) 4 5/9 = 4 (5•5)/(9•5) = 4 25/45;
г) 4 5/9 = 4 (5•6)/(9•6) = 4 30/54.