Remember the saying "Please My Dear Aunt Sally" as a reminder of the order of operations:
P = Parenthesis (Do the stuff in parenthesis first) then...
M & D = Multiplication & Division then...
A & S - Addition and Subtraction
You can also add to the Please My Dear Aunt Sally Lets Run because you need to do things
L = Left to ...
R = Right
When you get to page 6 on the Unit at A Glance worksheet do the problems and show all of your work EACH STEP OF ORDER OF OPERATIONS. Here is ta copy of it:
Remember Please My Dear Aunt Sally Let's Run!
Variable expressions are just that, substituting variables like:
1+2 x = Y IF X = 3 THEN SOLVE FOR Y
Keep going through the review and use the link that explains Word Expressions:
Here is a copy of the link
Word expressions are problems in written form.
Example: fourteen decreased by the difference of a number and three
Finally go through inequalities and solving word problems.
