Pattern Rules with Variables

The video tutorial introduces variables as quantities that can change, often represented by letters. It demonstrates using variables to solve real-world problems, such as calculating the cost of cotton candy and library fines. The tutorial emphasizes creating charts to visualize patterns and using rules to simplify calculations. It concludes by encouraging viewers to create their own patterns and identify rules using variables.

Describe the relationship between the variables B and C in the context of Jason's cotton candy purchase.

What would be the total cost if Amelia returned her book 45 days late?

How can you create your own number pattern using variables?