8 5 15 7 July 8, 2019 16 32 64 128 8 5 x 15 7 5 8 15 4 7 5 8 x 7 15 as a fraction 8 5 7 3 15 7x 8 )-( 4x 5 )= 15 7х 8 )-( 4х 5 )= 15 8 5 times 15 7 15 8 5 75 5 8 times 7 15 lowest terms 5 8 or 7 15 which is bigger 15 8 5 75 tabela periodica 5 8 x 7 15 simplified 15 9 8 5 7 John 15 5 7 8