These are used to compare values. x=3 is relational, it compares 3 to the letter x and says they are equal.
|>||x>3||x is greater than 3 (not equal to 3)|
|<||x<3||x is less than 3 (not equal to 3)|
|==||x==3||x equals 3|
|!=||x!=3||x is not equal to 3|
|>=||x>=3||x is greater than or equal to 3|
|<=||x<=3||x is less than or equal to 3|