ORDER OF OPERATIONS: Problem 1
- Rule 21:
Expressions in parenthesis are treated as one
number and must be calculate first.
Problem 1: Calculate .
Answer: The answer is 3.
- Since there parenthesis in the problem. Work from
left to right. The parenthesis can be simplified to - 2.
can now be written .
The remaining parenthesis
contains multiplication and subtraction. Complete the multiplication
first. can be modified to
The problem can now be written as
which in turn can be simplified to 3+(-4)+4=3.
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