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# What is the least common multiples for 9 and 15?

Updated: 8/19/2019 Wiki User

11y ago

The Least Common Multiple of 9 and 15 is 45. Wiki User

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Q: What is the least common multiples for 9 and 15?
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### What are the least common multiples of 9 an 15?

The biggest common divisor of 9 and 15 is 3. To find the least common multiples of 9 an 15 you should multiply these numbers and divide the result by their biggest common divisor. 9x15/3=45

It is: 360

### What are the least common multiples of 9 and 15 and 6?

The LCM of 6, 9, and 15 is 90.

315

### What are the common multiples of 9 15 and 20?

The common multiples of 9, 15, and 20 are an infinite set of multiples of their least common multiple, which is 180. so the common multiples of 9, 15, and 20 are 180, 360, 540, 720, 900, 1080, 1260, 1440, 1620, 1800, and so on.

### What are the least common multiples of 3 9 and 15?

Any multiple of the LCM (15) is common.

### Least common multiples of 6 9?

The least common multiples of the number 6 and 9 is 3.

### Least common multiple of 3 and 9?

The least common multiple of 3 and 9 is 9. because: Multiples of three are: 3, 6, 9, 12, 15... Multiples of nine are: 9, 18, 27, 36.... The Least Common Multiple (LCM) there in both of the numbers is 9.

### What is the least common multiples of 5 and 3?

The LCM of 3 and 5 is 15. The multiples of 3 are , 6, 9, 12, 15, and so on. The multiples of 5 are 5, 10, 15, and so on. The LCM is 15.

### What common multiples of 15?

To find common multiples you need the multiples of at least 2 numbers for example: To find multiples of 15 you have to do this: 15 x 1 = 15 15 x 2 = 30 15 x 3 = 45 15 x 4 = 60 15 x 5 = 75 The first five multiples of 15 are 15, 30, 45, 60, 75 Now find the multiples of another number like lets say 9 9 x 1 = 9 9 x 2 = 18 9 x 3 = 27 9 x 4 = 36 9 x 5 = 45 The first five multiples of 9 are 9, 18, 27, 36, 45 Now compare the results of the two numbers 15 and 9 and you can see they have a common multiple of 45. Normally you want to continue finding multiples for each number until you have at least 2 common multiples.

### What are the least common multiples of 9?

You need at least two numbers to compare multiples.