# Exercises: Parentheses and Association
## Exercise 1
The parentheses change the result here.

Multiplication (*) has a higher precedence, so is normally evaluated first. By adding parentheses to the addition (+), the order in which terms are evaluated is changed.

## Exercise 2
The parenthese do not change the result.

Parentheses surround mulitplication, but multiplication has a higher precedence, so it does not change anything.

## Exercise 3
The parentheses change the result here.

Division (\\) has a higher precedence. By adding parentheses to the addition, the order in which terms are evaluated is changed.