A mathematical statement that shows the relationship between two expressions where one expression can be greater than or less than the other expression. An inequality is written by using an inequality sign (>, <, ≤, ≥, ≠).

equation	A mathematical statement that two expressions are equal.
inequality	A mathematical statement that shows the relationship between two expressions where one expression can be greater than or less than the other expression. An inequality is written by using an inequality sign (>, <, ≤, ≥, ≠).