There are multiple cases where the situation requires that one value is not exactly equal to the other value. In some cases, there are multiple answers for a single problem. Where mathematical situations involve something other than an equal sign, the concept of inequality is formed. Some of the most common inequalities are greater than, less than, greater than or equal to, and less than equal to.
Grade 6
Expressions, Equations, And Inequalities
6.EE.B.8