They are: 1*18 = 18, 2*9 = 18 and 3*6 = 18
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Multiply 18 by a series of numbers. Therefore, multiples of 18 are, as follows: 18, 36, 54, 72, 90, 108...
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1 x 18, 2 x 9, 3 x 6
If you meant what whole numbers can you use to multiply to 18, there's 9x2, 6x3, and of course 1x18 but you could multiply any number[s] to 18
Multiply 18 by successive counting numbers.
Multiply 11 by 18 and multiply that total by successive counting numbers.
-18 and -18
-1
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You can multiply the number 18 by different numbers that are relatively prime, for example by different prime numbers.
They are: 1*18 = 18, 2*9 = 18 and 3*6 = 18
3 x6 =18 2 x9 =18 1 x 18 =18
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you multiply the numbers together, which is 18
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