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Question 1 - Figure it out (Page 63) - Variations on the Egyptian System and the Notion of Base - Chapter 3 Class 8 - A Story of Numbers (Ganita Prakash)
Last updated at July 23, 2026 by Teachoo
Variations on the Egyptian System and the Notion of Base
Class 8 (Ganita Prakash - 1, 2 & Old NCERT)
Chapter 3 Class 8 - A Story of Numbers (Ganita Prakash)
- Introduction
- The Mechanism of Counting
- Some Early Number Systems
- Roman Numerals
- Figure it out - Page 60, 61
- Egyptian Number System
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Variations on the Egyptian System and the Notion of Base
- Adding Egyptian Numerals
- Multiplying Egyptian Numerals
- Distributive Law – For Egyptian Numerals
- Abacus that Makes Use of the Decimal System
- Shortcomings of the Egyptian System
- Figure it out - Page 69
- Mesopotamian Number System
- Mayan Number System
- Chinese Number System
- Hindu Number System
- Evolution of Ideas in Number Representation
- Figure it out - Page 80
Transcript
Question 1(i) - Figure it out (Page 63) Write the following numbers in the above base-5 system using the symbols in Table 2: (i) 1515 = 5 × 3 = Question 1(ii) - Figure it out (Page 63) Write the following numbers in the above base-5 system using the symbols in Table 2: (ii) 50 50 = 25 × 2 = Question 1(iii) - Figure it out (Page 63) Write the following numbers in the above base-5 system using the symbols in Table 2: (iii) 137137 = 125 + 12 = 125 + 10 + 2 = 125 + 5 × 2 + 1 × 2 = Question 1(iv) - Figure it out (Page 63) Write the following numbers in the above base-5 system using the symbols in Table 2: (iv) 293293 = 250 + 43 = 125 × 2 + 25 + 18 = 125 × 2 + 25 + 15 + 3 = 125 × 2 + 25 + 5 × 3 + 1 × 3 = Question 1(v) - Figure it out (Page 63) Write the following numbers in the above base-5 system using the symbols in Table 2: (v) 651.651 = 625 + 26 = 625 + 25 + 1 =
