What Is the Mathematical Sign for "less Than"?

What Is the Mathematical Sign for "less Than"?

What Is the Mathematical Sign for "less Than"?

The mathematical sign for less than is <. This sign is used in inequalities, which are statements indicating one number or expression is larger or smaller than another. The less than sign with a horizontal line drawn just below it means "less than or equal to."

An example using the less than sign is 5 < 10. Several signs show the relationship between expressions in a mathematical statement. The equal sign is =, and the "not equal sign" is the same as an equal sign with a left-slanting line through it. The greater than sign is >, and the greater than or equal to sign is > with a horizontal line beneath it.