Вычислите: 2/13×4=?; 2×6/17=?; 5/28×7=?; 5×2/9=?;

Question

Вычислите: 2/13×4=?; 2×6/17=?; 5/28×7=?; 5×2/9=?;

Answer 1

8/13, 12/17, 35/28=1 7/28=1 1/4,  10/9=1 1/9