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Q: What are the first three common multiples of 1 and 7?

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Multiples of 1 include 1, 2 and 3. For them to be common, they need to be compared to another set of multiples.

1,2,3

1

6,12,18

1, 660, 5580

The first three common multiples of eight and 12 are 1, 2, and 4. Three is not included because there is nothing that you can multiply with it to make 8 evenly.

9, 18, 27

7, 14, 21

9, 18, 27

2, 4, 6

3, 6, 9

They are 36*1, 36*2 and 36*3.

To find the answer, multiply whatever the number is by 1, 2 and 3.

12, 24, and 36

21,42 and 63 are the first three multiples

.50 and 1

Get the first common multiple, then multiply that by 0, 1, 2, 3, 4, etc. to get additional common multiples.

There are more than 3 multiples for the number 28. You can use 28 times 1, 4 times 7 and 7 times 4.

The common multiples of any two or more numbers are the multiples of their lowest common multiple.lcm(3, 4, 5) = 60→ first three common multiples are:60 x 1 = 6060 x 2 = 12060 x 3 = 18060, 120, 180

There is only 1 common multiple of 3 and 8, that being 1

The three lowest common multiples of 1 and 9 are 9, 18 and 27.

9, 18, 27 and so on.

The first 3 COMMON multiples of 17 will depend upon the OTHER NUMBER(S) with which 17 has common multiples. However, they will be regularly spaced within the multiples of 17.eg the first 3 COMMON multiples of:1 and 17 are 17, 34, 51;2 and 17 are: 34, 68, 102;5 and 17 are: 85, 170, 255;17 and 34 are: 34, 68, 102etc.

6, 12 and 18

7, 14, 21