1. Objectives 50-53

2. Objective #50 – Simplifying with Grouping Symbols
Remember your order of operations!
PARENTHESES must be done 1st.
7 x ( ) – 3
(6 x 8) – 3 x 2 + 6

3. Objective #51 – WP: Not Enough Info
Steven has 5 fewer CDs than August. What more information do you need to know to find out how many CDs Steven owns?
# of CDs August has
How much Steven’s CDs cost
The # of songs on Steven’s CDs
The titles of the CDs

4. Objective #52 – WP: Too Much Info
Key – Get rid of those unnecessary prepositional phrases!
Mrs. Olson drives to a friends house. She drives 6 miles on Hwy 34 and 17 miles on Hwy 81. How many miles was it to her friend’s house?
115 miles
138 miles
51 miles
23 miles

5. Obj 53 – 2-step with whole #s
Harold bought 3 $17 each, 4 $16 each, and 6 $12 each. What was the total cost of the merchandise?

6. Obj 53 – continued
Fred organized his DVDs in his DVD case. Each of the top two shelves have 12 action movies each.
The bottom 3 shelves each have 17 suspense movies.
How many DVDs does Fred have in his DVD case?