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1,288 results

Khan Academy India - English
Arithmetic Operations in Egyptian Number System |A Story of Numbers |Grade 8 | NCERT | Khan Academy

This video explores how to perform various arithmetic operations using the Egyptian number system and discusses the transition ...

7:11
Arithmetic Operations in Egyptian Number System |A Story of Numbers |Grade 8 | NCERT | Khan Academy

6,348 views

5mo ago

Khan Academy India - English
Mind the Mistake, Mend the Mistake | Finding the Unknown | Grade 7 | NCERT | Khan Academy

Learn how to spot and correct common mistakes while solving linear equations step by step! Build stronger problem-solving skills ...

9:41
Mind the Mistake, Mend the Mistake | Finding the Unknown | Grade 7 | NCERT | Khan Academy

508 views

5mo ago

Khan Academy India - English
Mayan Number System and Chinese Number System | A Story of Numbers | Grade 8 | NCERT | Khan Academy

Explore the fascinating history of mathematics by diving into the unique number systems of the ancient Mayan and Chinese ...

7:01
Mayan Number System and Chinese Number System | A Story of Numbers | Grade 8 | NCERT | Khan Academy

35,803 views

5mo ago

Khan Academy India - English
Fractional Units | Fractions | Grade 6 | NCERT | Khan Academy

Understand fractions in the easiest way using rotis, sharing, and real-life examples! Learn about fractional units, comparing ...

4:48
Fractional Units | Fractions | Grade 6 | NCERT | Khan Academy

788 views

5mo ago

Khan Academy India - English
Egyptian Number System | A Story of Numbers| Grade 8 | NCERT | Khan Academy

Explore the fascinating Egyptian number system and discover how ancient Egyptians represented numbers using unique symbols ...

4:39
Egyptian Number System | A Story of Numbers| Grade 8 | NCERT | Khan Academy

16,494 views

5mo ago

Khan Academy India - English
Parity of Numbers | Number Play | Grade 8 | NCERT | Khan Academy

In this video, we will explore the concept of Parity and understand how even and odd numbers behave under different operations.

7:51
Parity of Numbers | Number Play | Grade 8 | NCERT | Khan Academy

2,271 views

3mo ago

Khan Academy India - English
Doubling and Halving a Square | The Baudhayana-Pythagoras Theorem| Grade 8 | NCERT | Khan Academy

Explore Baudhayana's method of doubling and halving a square through simple visual constructions and hands-on paper ...

8:09
Doubling and Halving a Square | The Baudhayana-Pythagoras Theorem| Grade 8 | NCERT | Khan Academy

3,419 views

1mo ago

Khan Academy India - English
History of numbers | A Story of Numbers | Grade 8 | NCERT | Khan Academy

Discover the evolution of counting, from early survival methods like body-part pointing and prehistoric tally marks on bones to the ...

7:29
History of numbers | A Story of Numbers | Grade 8 | NCERT | Khan Academy

9,329 views

5mo ago

Khan Academy India - English
The Mesopotamian Number System | A Story of Numbers | Grade 8 | NCERT | Khan Academy

Ever wonder why there are 60 seconds in a minute instead of 100? This video explores the fascinating origins of the base-60 ...

7:21
The Mesopotamian Number System | A Story of Numbers | Grade 8 | NCERT | Khan Academy

30,609 views

5mo ago

Khan Academy India - English
Removing brackets  - I & II | Arithmetic Expressions |Grade 7 | NCERT | Khan Academy

Discover why smaller units are needed for accurate measurements in daily life! Learn about tenths, hundredths, and measuring ...

6:49
Removing brackets - I & II | Arithmetic Expressions |Grade 7 | NCERT | Khan Academy

1,117 views

3mo ago

Khan Academy India - English
A Prime Puzzle | Prime time |Grade 6 | NCERT | Khan Academy

Challenge your brain with exciting prime number puzzles and number patterns! Learn how prime numbers work through fun grids, ...

5:51
A Prime Puzzle | Prime time |Grade 6 | NCERT | Khan Academy

1,362 views

5mo ago