Multiples of 45

Multiples of 45 can be defined as any number that is a result of multiplying 45 by a whole number. Another way of saying this could be “the numbers you get when you have multiple 45s”.

Multiples of 45

Methods

Methods for Finding Multiples:

For a beginner, you can find the multiples of a number by skip-counting to the next number. For Instance, if you want to find the multiples of 45, you could start at 45, and keep adding 45 over and over: 45, 90, 135, 180, and so on. Each of these numbers is a multiple of 45. Typically, this works best only for smaller numbers, as adding larger numbers together over and over can be difficult.

Another way to do this is to use multiplication. To find the first few multiples of 45, you could just multiply 45 by each number in sequence, first multiplying by 1, then 2, then 3, and so on, which we will outline below.

What are the Multiples of 45?

So, what are the multiples of 45? Let’s write it out using the multiplication method:

45×1=4545 × 1 = 45

45×2=9045 × 2 = 90

45×3=13545 × 3 = 135

45×4=18045 × 4 = 180

45×5=22545 × 5 = 225

45×6=27045 × 6 = 270

45×7=31545 × 7 = 315

45×8=36045 × 8 = 360

45×9=40545 × 9 = 405

45×10=45045 × 10 = 450

So, the first 10 multiples of 45 are: 45, 90, 135, 180, 225, 270, 315, 360, 405 and 450.

There are an endless number of multiples of 45. You could choose any number to multiply by 45 to find a new multiple!

Interesting Facts about Multiples

• Every number is considered the smallest multiple of itself.

• A multiple of a number is very often also the multiple of another number. This is because if you multiply two numbers together, the result is a multiple of both numbers.

• All multiples of even numbers are even.

• The multiples of odd numbers, in sequence, alternate between odd and even numbers.

• You can also find the negative multiples of a number by multiplying by negative numbers.

Practice Finding Multiples of Other Numbers

Finding multiples of any number can be done using the same methods as outlined above. You can see how this can be done with specific numbers, like the ones below, by clicking on the any of the links below:

Multiples of 257 - The first five multiples of 257 are 257, 514, 771, 1028, 1285

Multiples of 337 - The first five multiples of 337 are 337, 674, 1011, 1348, 1685

Multiples of 245 - The first five multiples of 245 are 245, 490, 735, 980, 1225

Multiples of 144 - The first five multiples of 144 are 144, 288, 432, 576, 720

Multiples of 721 - The first five multiples of 721 are 721, 1442, 2163, 2884, 3605

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