# Number is odd

JavaScript, Math · Oct 20, 2020

Checks if the given number is odd.

- Check whether a number is odd or even using the modulo (
`%`

) operator. - Return
`true`

if the number is odd,`false`

if the number is even.

`const isOdd = num => num % 2 === 1;`

`isOdd(3); // true`