4 5 4 7 July 8, 2019 16 32 64 128 4 5 4 7 as a fraction 4 5 4 75 4 5 4 7 8 4 5 =- 4 7x 4 5 4 7 6 4 5 4 7 2 4 5 4 7 3 4 5 7 4 15 4 4 5 7 10 4 4 5 7 8 9 4 4 5 7 9 5 4 4 7 )- 2 3 4 4 5 7 1 3 4 5 7 4 6 8 4 4 5 7 1 2