Lesson 25: More Critical Thinking: Problem-solving with Modeling Strategy 

 2 cups (one of orange juice, one of apple juice) have 3 tablespoons of juice each. If you take 1 tablespoon of orange juice and put it in the cup of apple juice, then take 1 tablespoon of mixed juice and put it in the cup of orange juice, will the apple juice cup have more orange juice than the orange juice cup has apple juice, vice versa, or are they equal?

Please read the Explore the Secrets of Math Level 5 Book 2 Page 2 - 41 to Page 2 - 44