I am going to teach students how to solve math questions on a Singapore 4th Grade Math practice exam.  The topics include decimal, percentage, ratios, graphs, fractions, geometry, measurement and data representation. 

This one-time class will contain 30 mins of lecture time and then 15 mins of students' activities.
My teaching style is start with explanation of the math concepts involved.  Afterwards, I will show on the virtual white board how to actually solve some past exam problems. ...