Is 640 an even or odd number?

Here are a couple of methods you can use to figure out if 640 is an even or odd number:

Divide By Two Method
You can divide 640 by two and if the result is an integer (whole number) then it is an even number. Otherwise, it is an odd number. 640 divided by 2 is 320, which is an integer. Therefore, 640 is an even number.

Last Number Method
Another way to determine if 640 is and even or odd number is simply to look at the last digit in 640. If the last digit is 0, 2, 4, 6, or 8 then the number is even, and if it is 1, 3, 5, 7, or 9 then it is an odd number. The last digit in 640 is 0, therefore, 640 is an even number.

640 = even number

Even or Odd?
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