составить 30 примеров на сокращение дробей за 5 класс

1. 8/16= 2/4 = 1/22. 12/24=1/23. 9/27=1/34. 8/32=1/45. 3/18=1/66. 7/63=1/97. 10/5= 2/18. 4/ 12= 1/39. 3/9=1/310. 15/35= 3/711. 25/75= 5/15 = 1/312. 16/36= 4/913. 18/45= 2/514. 3/18=1/615. 45/90=1/216. 21/49= 3/717. 28/63=4/918. 10/60= 1/619. 12/54= 2/920. 3/72= 1/24