1. Undoing Operations
Objective: Students will be able to identify what others have done wrong in a problem and work things backwards.

2. Undo it
Basic idea of solving equations Being able to undo one operation using another If you are dividing by a number – multiply If you are adding a number – subtract If you are multiplying – divide If you are subtracting – add If you are squaring – square root

3. Investigation
In the first blank column write how you would undo the given expression
In the last column last box write the number 28 and try to work backwards to see what number they started with

4. Exit Ticket
Objective: Students will be able to identify what others have done wrong in a problem and work things backwards. On a scale of 1 to 4 do you feel we met our objective? If we didn’t what do we need to improve.

5. Homework
Pg g,h,I, 2, 3,4,7