Pre-Algebra: Chapter 1-1
we talked about problem solving and using strategies. You have the “guess and check” approach, which is very powerrful. We also came up with strategies to ‘draw pictures, diagrams and other visuals’ to solve problems. Don’t forget the 4 steps:
Explore
Plan
Solve
Examine
Algebra: Chapter 1-1
PEMDAS, please excuse my dear aunt sally – order of operations. Just like in Language Arts, we have a convention of writing/reading from left to right, we have a convention in math.
We do things in the order of:
paranthesis, exponents, multiplication/division (in order from left to right) and addition/subtractions (also in order from left to right).