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Cubic Numbers
Last updated at July 30, 2025 by Teachoo
Class 8 (Ganita Prakash - 1, 2 & Old NCERT)
Chapter 1 Class 8 - A Square and a Cube (Ganita Prakash)
- Introduction
- Square Numbers
- Perfect Squares - and its Properties
- Perfect Squares - and its Patterns
- Square Root
- Smallest number multiply or divide to get perfect square
- Estimating Square Root
- Figure it out - Page 10, 11
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Cubic Numbers
- Perfect Cubes - and its Properties
- Perfect Cubes - and its Patterns
- Cube Root
- Smallest number multiply or divide to get perfect cube
- A pinch of History
- Figure it out - Page 16, 17
Transcript
Cubic Numbers Number = 3 Cube of number = 43 = 4 × 4 × 4 = 64 Square numbers is a number which we get when a number is multiplied by itself 3 times. Here, 64 is a cube number This means cube Cube of 4 = 4^3 It is called 4 cube Let’s do some examples Thus, 1, 8, 27, 64, 125, 216, 343, 512, 729, 1000 are cube numbers
