Questions from Class 8 Mathematics Chapter 3 A Story of Numbers come up often in the CBSE Class 8 exam. These class 8 maths handwritten notes chapter 3 A Story of Numbers follow the 2026-27 NCERT and cover why humans needed to count, one-to-one mapping with sticks or names, tally marks on bones. This page hosts the notes.
- CBSE Class 8 Weightage: a scoring chapter in the Mathematics paper, asked in short and long answers.
- What the notes cover: why humans needed to count, one-to-one mapping with sticks or names, tally marks on bones, counting in groups of two.
- Best for: quick revision before Class 8 exams and a strong base for Class 9.
You can read the complete class 8 maths handwritten notes for A Story of Numbers, with key terms, boxed definitions, and quick revision points, in the PDF below.
These handwritten notes are written by subject teachers, mapped to the 2026-27 NCERT, and checked against the last five years of CBSE Class 8 Mathematics papers.
What the A Story of Numbers Handwritten Notes Cover
This chapter tells the story of how humans learned to count and to write numbers. You travel through sticks, tally marks, Roman numerals and the Egyptian system, and see why the base-10 Hindu number system is so useful today.
- Why humans needed to count
- One-to-one mapping with sticks or names
- Tally marks on bones
- Counting in groups of two
- Roman numerals and landmark numbers
- The Egyptian base-10 system
- The idea of a base and base-n systems
- The decimal number system
- Origin of the Hindu numerals in India
A Story of Numbers Topic-wise Weightage for CBSE Class 8 Mathematics
Some parts of this chapter are asked more often than others. The table below shows which sub-topics to revise first, based on recent CBSE Class 8 question trends.
| Sub-topic | Weightage | CBSE Frequency |
|---|---|---|
| Roman numerals and their rules | High | asked often |
| The idea of a base and base-n systems | High | asked often |
| Egyptian number system | Medium | asked sometimes |
| One-to-one mapping and counting methods | Medium | asked sometimes |
| Tally marks and early counting | Low | asked rarely |
| History of the Hindu numerals | Low | asked rarely |
Key Terms and Ideas in A Story of Numbers
These are the terms and ideas the exam asks about most. Learn each one so you can define it and use it in your answers.
| Term / Idea | What it means |
|---|---|
| Number system | a fixed ordered sequence of objects, names or symbols used to count |
| One-to-one mapping | matching each object with one item from the sequence, no sharing |
| Tally marks | notches or marks, one for each object counted |
| Numeral | a written symbol that stands for a number |
| Landmark number | a special value with its own symbol, like V, X, L, C in Roman |
| Roman numerals | I, V, X, L, C, D, M used to build numbers by grouping |
| Base of a system | the fixed number by which each landmark is multiplied to get the next |
| Base-10 or decimal system | the system we use, where each place value is ten times the one before |
| Hindu numerals | the digits 0 to 9 that began in India and spread across the world |
How Collegedunia's Handwritten Notes Help You Revise A Story of Numbers
These notes are made for the night before the exam. They keep the facts short and easy to scan. Collegedunia maps every point to the 2026-27 NCERT.
- Clear handwriting: each topic is written in neat, easy-to-read handwriting.
- Boxed key terms: the main terms and definitions are boxed by hand for fast recall.
- Diagrams and tables: simple hand-drawn tables and charts make ideas clear.
- Colour-coded headings: new sub-topics stand out, so you find any section in seconds.
A Story of Numbers Self-Assessment Quiz
Try these quick questions after you read the notes. Tap each question to check your answer. They cover the points CBSE asks most often.
What does the Roman numeral XV stand for?
(a) 14 (b) 15 (c) 16 (d) 20
Answer: (b) 15 - that is 10 plus 5
The landmark numbers of a base-10 system are the
(a) even numbers (b) prime numbers (c) powers of 10 (d) multiples of 5
Answer: (c) powers of 10 - 1, 10, 100, 1000 and so on
Matching each cow with one stick so no two share a stick is called
(a) tally marks (b) one-to-one mapping (c) grouping (d) a base
Answer: (b) one-to-one mapping - each object gets its own item
The digits 0 to 9 that we use today first developed in
(a) Rome (b) Egypt (c) India (d) Greece
Answer: (c) India - and spread through the Arab world to Europe
In a base-5 system, the value after 25 is
(a) 30 (b) 50 (c) 100 (d) 125
Answer: (d) 125 - each landmark is 5 times the one before
Which system is hard to use for multiplication and division?
(a) decimal (b) base-10 (c) Roman (d) Hindu
Answer: (c) Roman - it has no easy place value for calculation
How to Use These Handwritten Notes for Class 8 Mathematics Revision
Use these class 8 maths handwritten notes in two passes. Read them slowly once for the full chapter. Then, near the exam, read only the boxes and key terms for a fast recall.
- Read the notes once with the NCERT chapter open beside you.
- Say each key term and idea in your own words.
- Practise one long-answer question from a past paper.
- On the last day, revise only the key terms and the boxes.
Class 8 Mathematics Handwritten Notes for All Chapters
The table below links the class 8 maths handwritten notes for every chapter. Use it to jump to any other chapter's notes.
| Chapter | Resource |
|---|---|
| Chapter 1 | A Square and A Cube Handwritten Notes |
| Chapter 2 | Power Play Handwritten Notes |
| Chapter 3 | A Story of Numbers Handwritten Notes |
| Chapter 4 | Quadrilaterals Handwritten Notes |
| Chapter 5 | Number Play Handwritten Notes |
| Chapter 6 | We Distribute, Yet Things Multiply Handwritten Notes |
| Chapter 7 | Proportional Reasoning-1 Handwritten Notes |
A Story of Numbers Class 8 Mathematics Handwritten Notes FAQs
Ques. Where can I download A Story of Numbers Class 8 Mathematics Handwritten Notes PDF?
Ans. You can download the A Story of Numbers Class 8 Mathematics Handwritten Notes PDF directly from this page. Both the Normal and HD versions are free.
Ques. Are these handwritten notes aligned with the 2026-27 NCERT?
Ans. Yes. These notes follow the current 2026-27 syllabus for Class 8 Mathematics. Why the base-10 system with the digit zero is better than Roman numerals for calculation.
Ques. How many pages is the Class 8 Mathematics A Story of Numbers Handwritten Notes PDF?
Ans. The notes run about 20 pages. They cover the full chapter with key terms, hand-drawn boxes, and a short self-assessment quiz.
Ques. What is the main idea of the 8th standard Mathematics chapter A Story of Numbers?
Ans. The chapter explains how counting grew from sticks and tally marks to written systems like Roman and Egyptian numerals. It shows that grouping numbers by a base, with the powers of that base as landmarks, led to the efficient base-10 system we use now.
Ques. Are these A Story of Numbers notes enough for the CBSE Class 8 exam?
Ans. Yes, for revision. The Collegedunia handwritten notes cover every key point and exam term. Read them with the NCERT chapter and practise past questions.
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