Prime Time
CBSE · Class 6 · Mathematics
Summary of Prime Time for CBSE Class 6 Mathematics. Key concepts, important points, and chapter overview.
Overview
Prime Time introduces us to the fascinating world of numbers and their special properties. This chapter explores factors, multiples, prime numbers, composite numbers, and co-prime numbers through engaging games and real-life examples. We learn how to identify patterns in numbers and use systematic m
Key Concepts
Common multiples are numbers that
Common multiples are numbers that are multiples of two or more given numbers. For example, 15, 30, 45 are common multiples of 3 and 5. Common factors
Prime numbers have exactly two factors
Prime numbers have exactly two factors: 1 and the number itself. Examples include 2, 3, 5, 7, 11, 13, 17, 19. The number 1 is neither prime nor compos
Composite numbers have more than two
Composite numbers have more than two factors. Examples include 4, 6, 8, 9, 10, 12. They can be arranged in rectangular patterns in multiple ways, unli
Two numbers are co
Two numbers are co-prime if they have no common factor other than 1. Examples: 4 and 9 are co-prime, but 15 and 39 are not co-prime (they share factor
Every number greater than 1 can
Every number greater than 1 can be written as a product of prime numbers. For example, 56 = 2 × 2 × 2 × 7. This representation is unique except for th
Learning Objectives
- Understand and find common multiples and common factors of numbers
- Distinguish between prime and composite numbers
- Learn the concept of co-prime numbers and their properties
- Master prime factorization techniques
- Apply divisibility tests for numbers 2, 4, 5, 8, and 10
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What are the important topics in Prime Time for CBSE Class 6 Mathematics?
Prime Time covers several key topics that are frequently asked in CBSE Class 6 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Prime Time — CBSE Class 6 Mathematics?
Start by understanding all key concepts. Practise previous year questions from this chapter. Revise formulas and definitions regularly. Use flashcards for quick revision before the exam.
Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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