## Chapter 2: Proportional Reasoning and ProbabilityIn this chapter:
- Use proportional reasoning to understand problem situations
- Learn what rates are and use them to make predictions
- Study how quantities vary directly and inversely
- Use equations and graphs to represent variation
- Solve real-world problems using variation
- Review the rules for order of operations
- Describe number tricks using algebraic expressions
- Solve equations using the undoing method
For student resources, click on the items in the box at left. |