These are the first 90 multiples of 7:
90 180 270 360
90, 180, 270, 360
The first ten positive integer multiples of 90 are: 1 x 90 = 90 2 x 90 = 180 3 x 90 = 270 4 x 90 = 360 5 x 90 = 450 6 x 90 = 540 7 x 90 = 630 8 x 90 = 720 9 x 90 = 810 10 x 90 = 900
90
3,6,9,12,15,18
90 180 270 360
90, 180, 270, 360
The first 5 common multiples are the first 5 multiples of their lowest common multiple (LCM) LCM(9, 10) = 90 → first 5 common multiples are 90, 180, 270, 360, 450.
The first ten positive integer multiples of 90 are: 1 x 90 = 90 2 x 90 = 180 3 x 90 = 270 4 x 90 = 360 5 x 90 = 450 6 x 90 = 540 7 x 90 = 630 8 x 90 = 720 9 x 90 = 810 10 x 90 = 900
The first 3 multiples of 7 are: 7, 14, and 21.
The first five positive integer multiples of 90 are: 1 x 90 = 90 2 x 90 = 180 3 x 90 = 270 4 x 90 = 360 5 x 90 = 450
The first 6 multiples of 7 are: 7, 14, 21, 28, 35, and 42.
90
To find the common multiples of 54 and 90, first list the multiples of each number. The multiples of 54 are 54, 108, 162, 216, etc. The multiples of 90 are 90, 180, 270, 360, etc. The common multiples of 54 and 90 are numbers that appear in both lists, such as 180 and 360.
7
7
Since 4 divides 12, they are the first 7 multiples of 12.