Opener (Mathematics)

Slide 1 : Prerequisite Skills VOCABULARY CHECK 2. The perimeter of the rectangle is ? . 3. The opposite of any number a is ? . Copy and complete the statement.

Slide 2 : Prerequisite Skills SKILL CHECK Perform the indicated operation. 5. 3 + (–4) 7. 8 – (–15)

Slide 3 : Prerequisite Skills SKILL CHECK Find the area of the figure. 8. A square with side length 7 ft 9. A circle with radius 3 m

Slide 4 : Prerequisite Skills SKILL CHECK Write an expression to answer the question. 10. How much is a 15% tip on a restaurant bill of x dollars? 11. You have $15 and buy r raffle tickets for $.50 each. How much money do you have left?