Сократить дробь: а) 8 10, 4 6, 6 9, 10 25, 14 49, 9 15, 12 15, 14 18; б) 8 12, 12 16, 12 18, 24 40, 18 27, 20 70, 8 36, 30 75. сократить дробь: а) 4 12, 5 15, 4 20, 8 16, 10 40, 5 50; б) 2 4, 3 9, 4 16, 9 45, 11 66, 5 35.

а) 8/10= 4/5, 4/6= 2/3, 6/9= 2/3, 10/25= 2/5, 14/49= 2/7, 9/15= 3/5, 12/15= 4/5, 14/18= 7/9;

б) 8/12= 2/3, 12/16= 3/4, 12/18= 2/3, 24/40= 3/5, 18/27= 2/3, 20/70= 2/7, 8/36= 1/4, 30/75= 2/5.

а) 4/12= 1/3, 5/15= 1/3, 4/20= 1/5, 8/16= 1/2, 10/40= 1/4, 5/50= 1/10;

б) 2/4= 1/2, 3/9= 1/3, 4/16= 1/4, 9/45= 1/5, 11/66= 1/6, 5/35= 1/7.