Сократите дроби 3*4/16*21 6*8/24*123*5/15*21 26*32/48*39

Question

Сократите дроби 3*4/16*21
6*8/24*12

3*5/15*21
26*32/48*39

Answer 1

 3*4/16*21 = 12/336 = 1/28
6*8/24*12 = 48/288 = 1/6

3*5/15*21 = 15/315 = 1/21
26*32/48*39 = 832/1872 = 4/9