2 5 x 72 July 8, 2019 16 32 64 128 2 5 x 720 5 x 2 3 )= 72 725 x 2 5 X 5 2 5 4 72 3 2 5 729 x If 3 2 5 729 x Frac x 2 5 - 72 =- 69 Frac x 2 5 - 72 =- 70 7 5 x 2 2 72 18 7200 x 2 5 5 x 2 2 8 72