Rational Numbers: Foundations of Fractions, Decimals, and Integers

Rational numbers are the building blocks of algebra, science, and everyday financial decisions, yet they often cause confusion for learners. This course demystifies negative numbers, fractions, and decimals, turning mathematical anxiety into confidence. By reading through our structured lessons, you will develop a deep intuitive understanding of how rational numbers work, how to perform basic operations with them, and how to apply them to real-world scenarios. What you'll learn: - Understand the fundamental concept of rational numbers, including integers, fractions, and decimals. - Master arithmetic operations with negative numbers, including addition, subtraction, multiplication, and division. - Apply the rules of signs and the correct order of operations to solve expressions accurately. - Navigate the coordinate line and locate rational numbers in mathematical space. - Compare and order positive and negative rational numbers using clear, logical techniques. - Solve real-world math problems involving temperature changes, financial debts, and balance sheets. The course begins with core definitions and the concept of the number line, then progresses step-by-step through arithmetic operations, sign rules, and practical problem-solving exercises. Designed for beginners, middle-school students needing a boost, or adults looking to refresh their fundamental math skills, this text-only program requires no prior advanced knowledge. Start reading today to unlock a clear and confident understanding of rational numbers.