For periods B, F, and G - section 1.3 order of operations

Rules pertaining to the order of operations (from page 16 in your text):

Order of Operations:
1. Evaluate expressions inside grouping symbols.
2. Evaluate powers.
3. Multiply and divide from left to right.
4. Add and Subtract from left to right.

Also you can remember PEMDAS - parenthesis, exponents, multiplication, division, addition, and subtraction.

Note: when remembering PEMDAS take into account multiplication and division are treated equally and should be performed from left to right. Similarly addition and subtraction are treated equally and should be performed from left to right as well.