For example, us can gain the multiples the 6 and 7 by multiplying them by number 1, 2, 3, ... And also so on.

You are watching: Common multiples of 3, 4 and 5

Multiples of 6 are: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, …

Multiples that 7 are: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, ...


Common multiple

A typical multiple is a entirety number that is a shared multiple the each collection ofnumbers. The multiples that are common to 2 or an ext numbers are called the usual multiples the those numbers.

Let us mark the multiples of 6 and 7 ~ above a hundreds grid. We will mark the multiples that 6 by a circle and also multiples the 7 through a cross.


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The number that space circled and crossed are the typical multiples of 6 and also 7.

So, the usual multiples of 6 and 7 space 42, and 84.

We can uncover the common multiples of 2 or more numbers through listing the multiples of every number and then detect their common multiples.

For example, to uncover the typical multiples the 3 and 4, we list your multiples and then uncover their usual multiples.

Multiples of 3: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ...

Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, ...

Common multiples that 3 and 4: 12, 24, 36, …


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fun Facts

A number can have one infinite variety of multiples. Therefore, any two number or set of numbers can have the infinite number of common multiples.

The smallest common multiple of two or much more numbers is dubbed their Least common Multiple (LCM). The LCM the 3 and also 4 is 12.

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