Warm-up September 15, 2016 Change to a fraction and simplify: 75% 137% Change to a percent: 6 ¼ 1/5 3/8 7 ¾

Vocabulary Quiz You just need a pencil or pen. CIRCLE THE CORRECT LETTER AND WRITE THE CAPITAL LETTER OF YOUR ANSWER IN THE SPACE PROVIDED.

Vocabulary Quiz Answers B 8. C C 9. A C 10. B C B

Algebra Can be summed up in 3 words: Variables Expressions Equations

Solving equations Find the variable Figure out what you are doing to the variable (adding to it, subtracting from it, multiplying it, or dividing it) Do exactly the opposite using one of the Rules of Equality (Addition, subtraction, multiplication, or division)

Addition with a variable Z + 23.8 = 34.6 R + 3/4 = 4 ½ 43 + P = 22 T - 45 = 80 L - (-23) = 40 23 - H = 60

Algebra Magic Write down any number Add five Multiply the result by 2 Subtract 4 Divide the result by 2 Subtract the original number Mr. T can guess your answer (IF you did the math correctly!)

Class work Evaluating expressions: Page 167, problems 1 – 6 and 11 Properties of Operations: Page 185, problems 1 - 5

MAKE UP YOUR OWN ALGEBRA MAGIC. TEST IT WITH YOUR PARTNER.

Distributive Property 5 ( 6 + M ) 9) -2 ( -6 + S ) -5 ( 6 + M ) 10) -5 ( -5 + W ) 3 ( 5 + T ) 8 ( 4 – Y ) CIRCLE YOUR ANSWERS -8 (4 – B ) 2 ( 3 + 2K) 2 ( -3 + 2R ) - 2( 6 + F )