This is the first step towards understanding patterns and sequences. In this lesson, you will find the basics of solving common sequences and learn the prerequisites.

Advanced methods: This lesson should be completed after permutation and combinations. It finishes many of the concepts necessary for probability like questions.

This lesson contains the essential concepts in fractions and is crucial to learn if you do not feel confident in your skills. Feel free to try questions to decide if you comprehend everything and move on if you are comfortable.

Learn about set theory, venn diagrams, and more. This is a great lesson for an important topic and also to introduce the concepts of dependent probability.

In this lesson, learn about the types of triangles, how to use special cases of triangles to solve problems quickly, and the types of angles found in triangles.

Advanced methods: This lesson should be completed after permutation and combinations. It finishes many of the concepts necessary for probability like questions.

This lesson is crucial to review. Even though it is a concept you may know well, the fundamentals are important to memorize so that you can manipulate types of variation and scale efficiently.

Averaging is where algebra meets statistics/probability. This lesson is a goldmine for possible questions, so be sure to take plenty of time to review this lesson.