The following symbols are commonly used in basic math and algebra. Be sure to know what each symbol represents. = is equal to ≠ is not equal to > is greater than < is less than ≥ is greater than or equal to (also written ) ≤ is less than or equal to (also written ) is not greater than is not less than is not greater than or equal to is not less than or equal to ≈ is approximately equal to (also written )