72, 144, 216.
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Least Common Multiple (LCM) for 8 9 is 72.
8 and 9 are corpime, so their first common multiple is their product. The next common multiples are simply the multiples of that first multiple.The first three common multiples are therefore 72, 144 and 216.
72, 144, 216
72, 144 and 216
72, 144 and 216
The first three multiples of 3 are 3, 6, 9 The first three multiples of 9 are 9, 18, 27 As the lowest common multiples of 3 and 9 is 9, the common multiples of 3 and 9 are the multiples of 9, thus: The first three common multiples of 3 and 9 are 9, 18, 27
72, 144, 216
72, 144, and 216.
72, 144, 216
72, 144 and 216
72, 144, 216