3 7 8 5 1 3 July 8, 2019 16 32 64 128 3 7 5 8 1 2 and 3 5 5 7 8 x 3 1 3 5 7 8 x 3 1 3 as a fraction 7 x 3 5 8 x 1 3 4 Multiply 5 1 3 3 7 8 3 3 5 − 1 7 8 ≈ 8 3x 1 3x 5 1 3 7 3x X 3 5 3y 1 7 8 x