1 4 5 1 2 7 July 8, 2019 16 32 64 128 4 1 5 x 2 1 7 4 1 5 х 2 1 7 4 5 * 1 2 * 7 9 1 4 5 2 7 8 4 1 5 times 2 1 7 2/5 + 1 4/7 as a fraction 3 4 5 1 2 7 6 4 5 1 2 7 2 7х 1 5 4 1 1 4 5 x 2 7 10
