6/7 ÷ 4/6= Tolong Tulisin Caranya Dan Jawabanya?

6/7 : 4/6 = 6/7 x 6/4 = 36/28 = 9/7

6/7 ÷ 4/6 = 6/7 x 6/4
              = 36/28 = 1 8/28
                          = 1 2/7