Gr 9 (Numbers & Fractions)

Whole Numbers:

• Number Systems: Understanding and distinguishing between natural numbers, whole numbers, integers, rational numbers, and irrational numbers.

• Prime Factorization: Using prime factorization to find the Least Common Multiple (LCM) and Highest Common Factor (HCF).

• Real-World Applications: Solving problems involving ratios, rates, direct and indirect proportions, as well as financial contexts like commission, rentals, and compound interest.

Integers:

• Operations: Mastering addition, subtraction, multiplication, and division of integers.

• Properties: Revising the commutative, associative, and distributive properties of addition and multiplication for integers, as well as additive and multiplicative inverses.