In mathematics, the order of operations must be followed:
First, multiplication and division.
Then addition and subtraction, from left to right.
Step 1: Perform the multiplication.
11 × 2 = 22
7
The expression looks like this:
33 − 22 + 1
Step 2: Perform subtraction
33 − 22 = 11
The expression looks like this:
11 + 1
Step 3: Perform the addition