Just 72. It was found by multiplying 8 and 9.
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The common multiples of two numbers are the multiples of their lowest common multiple.
LCM(8, 9) = 72
The common multiples of 8 and 9 are 72, 144, 216, ...
The only common multiples less than 100 are 72 only.
9,18,27,36,45,54,63,72,81,90,99
44 and 88 are the only common multiples of 4 and 11 that are less than 100
72.
63
The common multiples of 4 and 11 are 44 and 88.
6 : 7
72.
24,48,72, and 96
44 and 88
44 and 88
itzz 63
44 88