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Ainat [17]
3 years ago
14

List the common multiples of 9, 12, and 21.

Mathematics
2 answers:
antoniya [11.8K]3 years ago
6 0
3 is the common multiple of those numbers. 
Andreas93 [3]3 years ago
5 0
9=1,3,9
12=1,2,3,4,612
21=1,3,7,21
1 and 3 are the common multiples 
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