Order of Operations
15 + 3 x 6 x 2
51
21 - (-12)
33
5 + 4 – 12 x 2 / 2
-3
1 - 1 + 8 - 2/5
7 3/5
Travis goes to the book fair where paperback books are $1.50 and hardback books are $3. Travis buys five paperback and two hardback books. How much change will Travis receive from a $20 bill?
20 - (3 x 2 + 1.5 x 5) = $6.5
10 - (16 / 8) x 11
- 12
4(-13)
-52
–2[(–8 + 13) / –1]
10
2/3 x 3/4
6/12 = 1/2
Kim sales necklaces to earn extra money. She charges $10 per necklace for material and $2.75 per hour to make unique gifts. How much would two necklaces cost together if one takes her an hour to make and the other three hours to make?
(10 + 2.75 x 1) + (10 + 2.75 x 3) = 32
3 + [6 ÷ 3] 3 • 5
43
-96/12
-8
3/4 divided by 1/2
6/4 = 3/2 = 1 1/2
Lilia scores 15 points fewer than Bob, who scores 35 points. Carol scores half as many points as Lilia. How many points does Carol score? Write an expression and evaluate it.
(35 - 15) / 2 = 10
(2)4 - (2) • [(-2) + (6)]
8
20 – (–14) – 3 (–8)
10
((3.8-0.6) x 2) / (2.2 + 1)
2
The price of a shirt is 100 dollars. The store manager gives a discount of 50 dollars. A man and his brother bought 4 shirts and then share the cost with his brother. Write a numerical expression to represent this situation and then find the price paid by each brother.
(100 - 50) x 4 / 2 = 100
[(-6) • (-4)2 - (-4)] + (-6)
94
((4 x 1 – 8)2.5)4
10 000
(((4.4+1.1-.4))/2) /2 x 3 +.175)2
16
Annie withdrew 1000 dollars from her bank account today. She uses 500 to for licorice. Then, she divided the remaining money into 5 equal parts and kept 1 part for herself. Finally, she took to her favorite chicken to the KFC and spent 60 dollars on meals. Write a numerical expression to represent this situation and then find how much money Annie has leftover?
(1000 - 500) / 5 - 60 = 40