4 12 3 15 July 8, 2019 16 32 64 128 4 12 3 15 lcm 12 15 3 4 x 12 x 3 )= 15x 4 3 4 12 15 as a fraction 12 4 ⋅ 3 − 15 9 5 x 4 3 12 15 4 11 137 and 3 12 153 3 4 12 8a )=- 15 12 3 4 times 15 X 4 12 1 y 3 15 2 Multiply 3 4 12 15 12 x 4 15 3 7 15 5 x 4 )=- 12 3 4 15 and 3 12 least common denominator 4 de 12 ou 3 de 15