A simple yet effective way to understand Algebraic operations:

Description	Operation	Example
Greater than	>	The number of students in a class is always greater than zero
Less than	<	Number of teachers are less than the number of students in a class
Less than or Equal To	<=	Number of hundreds scored by a student is less than or equal to number of tests taken.
Greater or equal To	>=	Highest temperature in July is greater than or equal to 30 degrees
No less than	>=	Highest temperature in July is no less than 30 degrees
No more than	<=	A student can take no more than 2 electives in college
At the most	<=	A student can take at the most 2 electives in college
At least	>=	To win a game in basketball , you must score at least one point more than the other team