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How many even numbers lie between 1 and 1000?

Published in Mathematics 1 min read

There are 499 even numbers between 1 and 1000.

To understand why, let's consider the definition of "between." It implies that we exclude the numbers 1 and 1000 themselves.

  • Even Numbers: Even numbers are integers divisible by 2.
  • First Even Number (after 1): 2
  • Last Even Number (before 1000): 998

To find the total number of even numbers, we can consider the sequence: 2, 4, 6, ..., 998. We can express each number in this sequence as 2 * n, where n is an integer.

So, we have:

  • 2 = 2 * 1
  • 4 = 2 * 2
  • 6 = 2 * 3
  • ...
  • 998 = 2 * 499

Therefore, the sequence corresponds to 2 1, 2 2, 2 3, ... , 2 499. The number of terms in this sequence is 499 (from n=1 to n=499). Thus there are 499 even numbers between 1 and 1000.

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