Basic Number Operations focuses on core arithmetic to set you on the right path when working with numbers. Even if you are comfortable with basic operations, you might learn something new. For example, there are a variety of ways to divide two numbers, such as Long Division or Dividing with Arrays. Challenge yourself with more complicated operations, such as Multiplying Three Numbers or dip your feet in Algebra when Adding with an Unknown.
Study fundamental topics in college-level algebra with emphasis on application.
Grasp core concepts of statistics such as probability distributions, approximations, and hypothesis-testing.