3 1 6 2 8 9 July 8, 2019 16 32 64 128 1 6 2 3 x 8 9 (- 6 8 2 9 1 3 впр 3 1 6 plus 8 2 9 Arrange 5 6 1 2 2 3 and 8 9 in ascending order Add 8 9 2 3 1 6