The number 401 is the 200th odd number.
401 minus 1 equals 400 (odd and even numbers)
Half of the numbers in the 400 are even and half are odd.
So to find the number of odd numbers in 400, divide 400 by 2 which equals 200.
So 401 is the 200th odd number.
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The nth odd number is equal to 2n - 1. Therefore, the 200th odd number is equal to (2 x 200) - 1 = 399.
A composite number has a partner.( Is an even number.) A prime number is a loner.( Is an odd number) :(
27 is an odd number.
when an odd number is subtracted from an odd number the answer is an even number.
Well, darling, the sum of the first 99 odd numbers is 9801. You see, you take the last odd number, which is 197, multiply it by the total number of odd numbers (which is 99), and divide by 2. Voila! Math magic at its finest.