There are an infinity of such numbers. The next few are 9, 11, 13.
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First odd number greater than 20 is 21 Last odd number less than 200 is 199 → number of odd numbers between 20 and 200 is (199 - 21) ÷ 2 + 1 = 90
The set of all odd natural numbers less than 10 is [1,3,5,7,9].
i am a sum. my addends are five different whole numbers. all my addends are greater than zero and less than eleven. all my addends are odd numbers. what am i?
1,3,5,7,9
21, 23 ... (19, both numbers would be odd) Do you know what odd and even means?