The order of operations are in order by "PEMDAS"
P=Parenthesis
E=Exponents
M=Multiplication
D=Division
A=Addition
S=Subtraction
These are order of operations
And here are properties of operations:
The Multiplicative Identity Property
The Commutative Property of Addition.
The Commutative Property of Multiplication.
The Associative Property of Addition.
The Associative Property of Multiplication.
The Distributive Property.
The Additive Identity Property.
and The Additive Inverse Property.