Art of Problem Solving's Richard Rusczyk introduces ratios. Learn more about problem solving at our website: http://bit.ly/ArtofProblemSolving
How Many Nickels Make a Dollar? - YouTube
Which price is the most cost efficient? Why? There is a 14% sale on the 125. What is the new price?
Visualizing Proportional Reasoning: Working With Ratios and Proportions - YouTube
This video teaches clearly about ratios and how to solve ratio problems. After watching the video students will get complete understanding about ratio and pr...
Optimization is explained completely in this calculus video. In this example we maximize profit using optimization. I also provided the links for my other op...
There is a 30% sale on the Seafood Bistro. How much is the new price?
10: Shifting students from NZC Level 2 to Level 3 by developing multiplicative strategies | nzmaths
Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.
Multiplicative Thinking Activities