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Example 7 - Chapter 1 Class 9 Number Systems (Term 1)
Last updated at May 29, 2018 by Teachoo
Transcript
Example 7 Show that 0.3333 = 0.3 can be expressed in the form / , where p and q are integers and q 0. Let x = 0.3333 .. Multiplying equation (1) with 10 10x = 10 (0.333 ) 10x = 3.333 Subtracting (2) from (1) i.e. (2) (1) 10x x = 3.3333 0.3333 9x = 3 x = 3/9 x = 1/3 Thus, 0.3333 = 1/3
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Examples
Example 1 (i)
Deleted for CBSE Board 2022 Exams
Example 1 (ii) Deleted for CBSE Board 2022 Exams
Example 1 (iii) Important Deleted for CBSE Board 2022 Exams
Example 2
Example 3
Example 4 Important
Example 5
Example 6
Example 7 Important You are here
Example 8
Example 9 Important
Example 10 Important
Example 11
Example 12 Important
Example 13
Example 14
Example 15 Important
Example 16 (i) Important
Example 16 (ii)
Example 16 (iii)
Example 16 (iv)
Example 17
Example 18
Example 19
Example 20 Important
Example 21 (i)
Example 21 (ii)
Example 21 (iii) Important
Example 21 (iv) Important
About the Author
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.