The multiples of seven between 20 and 60 are: 21, 28, 35, 42, 49, 56.
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Multiples of what???For example, to get multiples of 20, just start with 20 and add 20 at a time: 20, 40, 60, ...
60, 120, 180 and so on.
The first four multiples of 20 are: 20 40 60 80
The LCM of 20 and 30 is 60. The multiples of 20 are 20, 40, 60, and so on. The multiples of 30 are 30, 60, and so on. So teh LCM of 20 and 30 is 60.
No number between 55 and 101 is a multiple of 410, though some are multiples of 20. 60, 80 and 100 are the multiples of 20 in that range, but none of them are multiples of 410. So no number between 55 and 101 is a multiple of 410 and 20.
The multiples of 20 are 20, 40, 60, 80, 100, 120... The multiples of 30 are 30, 60, 90, 120, 150... The multiples of 15 are 15, 30, 45, 60, 75, 90, 105, 120, 135... The common multiples of 20, 30, and 15 are 60, 120, 180, 240...
45 and 54 are the multiples of 9 between 40 and 60
20, 40, 60 and so on. 30, 60, 90 and so on. Common multiples include 60, 120, 180 and so on.
Multiples of 20 include 20, 40, 60, 80 and 100.
20, 40, 60, 80, 100, 120 * * * * * These are the first six multiples!
60 and the infinitely many multiples of 60.