They are both factors of 132
Multiples of 11 and 12 include 132, 264 and 396. For them to be common, they need to be compared to another set of multiples.
132,264,396...
Any multiple of 132.
132, 264, 396
132, 264, 396
132, 264, 396
132, 264, 396
Multiples of 6 are 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66…Multiples of 11 are 11, 22, 33, 44, 55, 66, 77… Common multiples of 6 and 11 are 66, 132...
Common Multiples of 8:8,16,24,32,40,48,56,64,72,80,88 and 96 Common Multiples of 12:12,24,36,48,60,72,84 and 96
The common multiples of 11 and 4 are 88, and 4.
12 and any of its multiples
The common multiples of 9 and 11 are 99, 198, 297 and so on.