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Factors and Multiples

ICSE · Class 4 · Mathematics

Step-by-step guide to study Factors and Multiples in ICSE Class 4 Mathematics. Topics to cover, practice strategy, and time allocation.

47 questions30 flashcards5 concepts

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Study Plan

1
Day 1–2

Learn the Theory

Read the textbook chapter carefully. Note down definitions, formulas, and key concepts.

2
Day 3

Practice Problems

Solve textbook exercises and additional practice questions. There are 47 questions available for this chapter.

3
Day 4

Revise & Test

Revise key formulas and concepts without looking at notes. Take a practice quiz to test your understanding. Mark weak areas for re-revision.

4
Day 7

Spaced Revision

Revisit Factors and Multiples after a week. Use flashcards for quick recall. Solve previous year questions from this chapter.

What to Focus On

  • A factor divides a number completely.
  • 1 is a factor of every number.
  • Every number is a factor of itself.

  • Prime numbers have exactly two factors: 1 and the number.
  • Composite numbers have more than two factors.
  • 2 is the only even prime number.

  • Prime factors are prime numbers that divide the given number exactly.
  • Factor tree method: Break the number into factors until all are prime.
  • Division method: Divide the number by smallest prime numbers repeatedly.

Common Mistakes to Avoid

1 is a prime number because it has only one factor.

All odd numbers are prime numbers.

Factors are always smaller than the number.

Memory Tips

Definition of a factor

1 is a factor of every number

A factor is less than or equal to the number

Prime numbers have only two factors: 1 and itself

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Frequently Asked Questions

What are the important topics in Factors and Multiples for ICSE Class 4 Mathematics?
Factors and Multiples covers several key topics that are frequently asked in ICSE Class 4 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Factors and Multiples — ICSE Class 4 Mathematics?
Understand the core concepts first, then work through the 47 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

More resources for Factors and Multiples

All 17 chapters — ICSE Class 4 Mathematics Study Plan

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