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Katrina

Page history last edited by KitKat111 14 years, 5 months ago

7NS1.2- Integer Operations

                                                           (-5) - (-7) =

                         (-5) - (-7)                                        Step 1) Write the Problem Down

 

                         -5 - -7                                             Step 2) Get rid of the ( )

 

                         -5 + 7                                             Step 3) Two neitives make a positive

 

                              2                                               Step 4) Add -5 and 7 to get 2

 

 

                                                          3^2 x 3^7 = 

                         3^9                                                Step 1) Add the powers                 

                

 

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