LCM for 36 and 18
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What's the Least Common Multiple (LCM) of 36 and 18?
Answer
LCM of 36 and 18 is
36
First common multiples: 36, 72, 108, …
As a common denominator: multiply the top and bottom of y/18 by 2.
18 divides 36 (36 ÷ 18 = 2), so the LCM is the larger number itself.
36 = 22 × 32
18 = 2 × 32
| Prime | 36 | 18 | Highest power |
|---|---|---|---|
| 2 | 22 | 2 | 22 |
| 3 | 32 | 32 | 32 |
LCM = 22 × 32 = 36
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See Also
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
- Least Common Multiple of 3 Numbers - Find the Least Common Multiple (LCM) of three numbers
- Greatest Common Factor of 3 Numbers - Find the Greatest Common Factor (GCF) of three numbers
- Multiples of a Number - List the first 10 multiples of any number from 1 to 999
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