NCERT Class 4 Mathematics Ganit Ka Jadu: Chapter 7 — जग मग, जग मग
NCERT Class 4 Mathematics Ganit Ka Jadu Chapter 7, 'Jag Mag, Jag Mag', introduces concepts of volume and capacity through a story about Banni and Banno celebrating their anniversary. The chapter uses relatable scenarios like animals drinking large quantities of kheer to explain units of measurement. It highlights the relationship between liters and milliliters, explaining that 1 liter equals 1000 milliliters. The text emphasizes understanding these units through practical examples, such as a squirrel asking for 500 milliliters of kheer, which is half a liter. This chapter aims to build foundational understanding of measurement units in a fun and engaging way for Class 4 students, aligning with CBSE curriculum goals.
Quick info
| Board | CBSE / NCERT |
|---|---|
| Class | Class 4 |
| Subject | Mathematics |
| Book | Ganit Ka Jadu |
| Chapter | Chapter 7 — जग मग, जग मग |
| Language | Hindi |
| PDF type | NCERT Textbook |
| Session | CBSE 2026 |
| Reading time | 1 minute |
| Word count | 189 |
Learning outcomes
- Understand the concepts of volume and capacity.
- Learn the relationship between liters and milliliters (1 liter = 1000 milliliters).
- Solve simple problems involving liters and milliliters.
- Relate measurement units to everyday situations.
Vocabulary
| Word | Meaning |
|---|---|
| सालगिरह | Anniversary |
| लीटर | Liter (unit of volume) |
| मिलीलीटर | Milliliter (unit of volume) |
| आधा | Half |
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Practice questions
- 1 लीटर में कितने मिलीलीटर होते हैं? Answer: 1000 मिलीलीटर
- 500 मिलीलीटर कितना लीटर होता है? Answer: आधा लीटर (0.5 लीटर)
- अगर एक हाथी 50 लीटर खीर पीता है, तो क्या वह 1000 मिलीलीटर से ज़्यादा पिएगा? Answer: हाँ, 50 लीटर 1000 मिलीलीटर (1 लीटर) से बहुत ज़्यादा है।
Frequently asked questions
What is Chapter 7 of NCERT Class 4 Mathematics Ganit Ka Jadu about?
Chapter 7, 'Jag Mag, Jag Mag', introduces concepts of volume and capacity, focusing on units like liters and milliliters.
What is the relationship between liters and milliliters?
1 liter is equal to 1000 milliliters.
What does 500 milliliters represent?
500 milliliters represents half a liter.
What kind of examples are used in the chapter?
The chapter uses examples of animals drinking large quantities of kheer to illustrate volume.
What is the main learning objective of this chapter for Class 4 students?
The chapter aims to help students understand and use units of volume like liters and milliliters in practical contexts.
Related resources
Important topics
Topics covered
NCERT Class 4 Mathematics — Ganit Ka Jadu — Chapter 7 — जग मग, जग मग. Verified by NCERT Help Editorial Team. Reviewed on 29 Jul 2026. Last updated 10 Aug 2026.