What numbers are less than -22?

Numbers less than -22 would be any number that falls to the left of -22 on the number line. This includes all negative numbers greater than -22, such as -23, -24, -25, and so on. It also includes all decimal numbers between -22 and 0, such as -22.5, -23.7, and so forth. In summary, any number less than -22 is considered to be in this set.