--- title: Number is odd tags: math expertise: beginner unlisted: true firstSeen: 2019-08-20T14:21:44+03:00 lastUpdated: 2021-01-04T12:47:04+02:00 --- Checks if the given number is odd. - Checks whether a number is even or odd using the modulo (`%`) operator. - Returns `True` if the number is odd, `False` if the number is even. ```py def is_odd(num): return num % 2 != 0 ``` ```py is_odd(3) # True ```