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Expression is a data value or set of operations to compute a value.

Example :-

1+4*3

Arithmetic Operators we will use:-

+-*/	Addition, Subtraction/Negation, Multiplication, Division
%	Modules, a.k.a. Remainder
***	Exponentiation

etc.

Precedence:

Order in which operations are computed.

• * / % ** have a higher precedence than + and –

Example:- 1+3+4 is 13

• Parenthesis can be used to force a certain order of evalution.

Example:- (1+3)*4 is 16

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