Pre-Alegbra: Chapter 9-5
Using the Percent Proportion
If P is the percentage and B is the base and the rate is called R, then P / B = R. If R represents the number per hundred, this equation becomes P / B = R / 100.
I find it easier to just whickity-whack divide!
Algebra: Chapter 10-5 (Day 2)
Addition and Subtraction: Unlike Denominators
See yesterday’s notes. Remember how to find the LCM too!