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lesson 28.notebook                                            November 06, 2012


             Assignment:

             1­­>Set 28 (thirds) ­ Due Tomorrow (11/7)
             2­­>Test #4 Review Handout ­ Due Friday (11/9)
             3­­>Test #4 ­ Friday (11/9)




                                                                                  1
lesson 28.notebook                                                November 06, 2012

           Lesson 28 Warm­Up:
           1) Simplify:    9  1/9  ­  4   4/9

           2) Reduce 210 by using product of primes.
                       252

           3) Which is property is illustrated by the equation:

                     x/y   y/x  =  1

           4) Arrange in order from least to greatest:
           1,  ­3,  5/6,  0,  4/3

           5) Simplify:    (2  1/2) 2




                                                                                      2
lesson 28.notebook   November 06, 2012




                                         3
lesson 28.notebook                                                 November 06, 2012


             Lesson 28:

             FYI...
             Some word problems require more than one step.


             AVERAGE ­ add up all the numbers and divide by the 
             number of #'s

                     ...this is also sometimes called "MEAN"!




                                                                                       4
lesson 28.notebook                  November 06, 2012

            Examples (Lesson 28):
            pg. 196

            A)




            B)




                                                        5
lesson 28.notebook   November 06, 2012


            C)



            D)



            E)



            F)




                                         6

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7th math c2 -l28--nov6

  • 1. lesson 28.notebook November 06, 2012 Assignment: 1­­>Set 28 (thirds) ­ Due Tomorrow (11/7) 2­­>Test #4 Review Handout ­ Due Friday (11/9) 3­­>Test #4 ­ Friday (11/9) 1
  • 2. lesson 28.notebook November 06, 2012 Lesson 28 Warm­Up: 1) Simplify: 9  1/9  ­  4   4/9 2) Reduce 210 by using product of primes.             252 3) Which is property is illustrated by the equation: x/y y/x  =  1 4) Arrange in order from least to greatest: 1,  ­3,  5/6,  0,  4/3 5) Simplify: (2  1/2) 2 2
  • 3. lesson 28.notebook November 06, 2012 3
  • 4. lesson 28.notebook November 06, 2012 Lesson 28: FYI... Some word problems require more than one step. AVERAGE ­ add up all the numbers and divide by the  number of #'s ...this is also sometimes called "MEAN"! 4
  • 5. lesson 28.notebook November 06, 2012 Examples (Lesson 28): pg. 196 A) B) 5
  • 6. lesson 28.notebook November 06, 2012 C) D) E) F) 6