+Three and Four Operations withPositive and Negative Numbers

+Rules of Operations

Rule 1:   First perform any calculations inside parentheses.

Rule 2:   Next perform all multiplications and divisions, working from left to right.

Rule 3:   Lastly, perform all additions and subtractions, working from left to right.

Please Excuse My Dear Aunt Sally

+Problem 1

-3 x (25 + 376) ÷ 2

+Problem 2

9 - 5 ÷ ((8 - 3) x (2 + 6)) ÷ 2

+Problem 3

(5 x 8) + (6 ÷ 6) – (-12 x 2) –(3 x 12)

+Problem 4

- 9 - 5 ÷ ((4 + 3) x (3 + 5)) ÷ 3

+Problem 5A caterer charges a setup fee of $50, plus $20 per person. How much will the caterer charge each person paying the bill if 35 people attend the party, and the 3 customers paying the bill have a coupon for $100 off the total?

+Problem 6

Mr. Smith charged Jill and Maria $60 for parts and $15 per hour for labor to repair their bicycles. If he spent 3 hours repairing their bikes:

How much does Jill owe him?How much does Maria owe him?