It is: 18
54 72 90
18, 36, 54, 72 etc. figure out the rest your self!!!!
6 = (6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72...) 9 = (9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108...)
54, 72, 90
6
18 36 54 72 90 10818, 36, 54, 72, 90, 108
18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, . . . 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, . . .
18, 36, 54, 72, 90
18, 36, 54, 72, 90 . . .
It is: 18
It is: 1080
GCF is 18:54 = 18 x 372 = 18 x 490 = 18 x 5
Multiples of 12 are...12, 24, 36, 48, 60, 72, 84, 96, 108Multiples of 18 are...18, 36, 54, 72, 90, 108
36, 54 and 72
They are 18, 36, 54, 72, 90, 108, 126, 144 and 162.
18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 216.