Решите пожалуйста Которые подчёркнутые
3 1/9 ÷ 8 1/6 - 28/9 ÷ 49/6 = 28/9 × 6/49 = 4/3 × 2/7 = 8/21 2 2/11 ÷ 5 1/3 = 24/11 ÷ 16/3 = 24/11 × 3/16 = 3/11 × 3/2 = 9/22 1 8/15 ÷ 1 1/45 = 23/15 ÷ 46/45 = 23/15 × 45/46 = 23/1 × 3/46 = 69/46 = 3/2 = 1 1/2