Class 8 Maths · Part 1 Chapter 3 · CBSE / NCERT
A Story of Numbers
How people have written numbers through history, from tally marks to Roman and Egyptian numerals. You’ll learn what a base is, how place value works, and why zero matters.
9 short lessons · about 35 minutes in all
What you’ll learn
- 1Counting without number names3 min
- 2Counting in groups4 min
- 3Roman numerals4 min
- 4Egyptian pictures for powers of ten4 min
- 5The idea of a base4 min
- 6Adding and multiplying with a base4 min
- 7Place value4 min
- 8Zero holds the empty place4 min
- 9Our number system4 min
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Counting without number names · about 3 minutes
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More Class 8 Maths
The other 13 chapters.
PART 1 · CH 1A Square and a Cube11 lessonsPART 1 · CH 2Power Play11 lessonsPART 1 · CH 4Quadrilaterals11 lessonsPART 1 · CH 5Number Play11 lessonsPART 1 · CH 6We Distribute, Yet Things Multiply9 lessonsPART 1 · CH 7Proportional Reasoning-18 lessonsPART 2 · CH 1Fractions in Disguise10 lessonsPART 2 · CH 2The Baudhayana Pythagoras Theorem9 lessonsPART 2 · CH 3Proportional Reasoning–29 lessonsPART 2 · CH 4Exploring Some Geometric Themes11 lessonsPART 2 · CH 5Tales by Dots and Lines11 lessonsPART 2 · CH 6Algebra Play10 lessonsPART 2 · CH 7Area10 lessons
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