Fraction X Whole Number

Here's a video I found that explains this in a nice way. I'm not sure if this is consistent with what is happening in class. If so great! If not, maybe this will help as an alternate way and if it is just more confusing, please disregard it and practice what you have from class. But I think this way may be good. 

[The annoying screen blip goes away if you play it full screen!]