This is for people who, like me, hate memorizing formulas. You can use Ratio Rotation to answer word problems asking about discounts and mark ups.
You can click here to see the other videos I made:
https://www.youtube.com/watch?v=GU5TL5pNww0&list=PLdtpIaZj6fcLO2Qb7vEFiGW9yu5hhbhre
You can go to my website for free lessons and worksheets:
http://teamlyqa.com/
Join Team Lyqa by liking this page:
https://www.facebook.com/teamlyqa
Be an Official Team Lyqa member. Get updates and other important information by registering here: Registration Form:
http://goo.gl/forms/XhPm6V8jQB
Happy learning!