84 is the LCM (least common multiple) of 3, 4, and 7.
Since 14 is a multiple of 7, it is automatically the LCM.
Least Common Multiple (LCM) for 7 12 is 84.
The Least Common Multiple (LCM) for 7 30 is 210.
Multiply them together.
Multiply them together.
Multiply them together.
The LCM is 14.
Multiply them together.
Multiply them together.
The least common multiple of 7 , 90 = 630
The least common multiple of 39 , 7 = 273