Closure
A+b= real number AB= real number
Commutative
A+B=B+A
AB=BA
Associative
(A+B) +c= a+(b+c)
Ab)c=a(BC
Identity
A+0=a
A*1=a
Inverse
A + (-A)= 0
A* 1/a= 1
Simplify
Lowest number of terms possible
Evaluate
No equal sign, aiming for number (expression)
Solve
Equation, has =