3 7 15 28 July 8, 2019 16 32 64 128 3 7 15 28 solution 3 7 15 28 solution step by step 3 7 15 28 in fraction 3 7 15 28 solve step by step 3 7 divided 15 28 7 15 x 3 28 16 24 3 7 of 28 15
