This subject covers the foundational concepts of number and quantity, focusing on real numbers, complex numbers, and their applications in various mathematical contexts.
When faced with a tough question, break it into smaller pieces. Identify what you know, what you need to find, and which rules or properties will help. Draw diagrams or use tables if it helps you see the relationships between numbers.
Writing out each step when simplifying an expression.
Drawing a number line to compare rational and irrational numbers.