Factors, Prime Numbers & Composite Numbers

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This topic introduces learners to the ideas of factors, prime numbers, and composite numbers. Learners explore how numbers can be broken down using multiplication and division, and how numbers are classified based on the number of factors they have.

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Whatlearn

Identify and explain factors, multiples, products, prime numbers, and composite numbers using correct mathematical terms...

List all the factors of a number and correctly classify numbers as prime, composite, or neither.

Find the prime factorization of composite numbers using factor trees or the ladder method.

Determine the Least Common Multiple (LCM) of numbers and use it to solve real-life problems involving repeated events.

Determine the Highest Common Factor (HCF) of numbers and use it to solve real-life problems involving sharing and groupi...

Apply the correct method to solve factor, multiple, LCM, and HCF problems accurately and confidently.

Show clear and logical working when solving problems and explain their answers.

CourseContent

7 sections • 7 lectures •

	Introduction to Factors and Products		min

	Prime Numbers		min

	Composite Numbers and the Special Case of One		min

	Prime Factorization (Factor Tree Method)		min

	Prime Factorization (Ladder Method)		min

	Multiples and Least Common Multiple (LCM)		min

	Highest Common Factor (HCF)		min

Requirements

Learners should be able to: Count confidently and work with whole numbers Recall basic multiplication facts (1–10) Perform simple division Understand equal sharing and grouping Learning materials: Exercise books and pencils Multiplication charts Number cards or counters

Description

In this topic, learners will:

Understand what a factor is as a number that divides another exactly
Identify pairs of factors using multiplication and division
List all the factors of a given number
Understand and define prime numbers as numbers with exactly two factors (1 and itself)
Identify and list prime numbers within a given range
Understand and define composite numbers as numbers with more than two factors
Identify and list composite numbers and their factors
Understand why the number 1 is neither prime nor composite
Practice classifying numbers as prime, composite, or neither
Solve simple exercises involving factors, primes, and composites
Understanding LCM and HCF