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  1. Chapter 2 Class 7 Fractions and Decimals
  2. Serial order wise

Transcript

Ex 2.5, 2 Express as rupees using decimals : (i) 7 paise 7 paise = 7 × 1 paise = 7 × 1/100 rupees = 7/100 rupees = 007/100 rupees = 0.07 rupees 100 paise = 1 rupees 1 paise = 1/100 rupees Ex 2.5, 2 Express as rupees using decimals : (ii) 7 rupees 7 paise . 7 rupees 7 paise = 7 rupees + 7 paise = 7 rupees + 7 × 1 paise = 7 rupees + 7 × 1/100 rupees = (7+7/100) rupees = ((7 × 100 + 7)/100) rupees = ((700 + 7)/100) rupees = 707/100 = 7.07 rupees Ex 2.5, 2 Express as rupees using decimals : (iii) 77 rupees 77 paise . 77 rupees 77 paise = 77 rupees + 77 paise = 77 rupees + 77 × 1 paise = 77 rupees + 77 × 1/100 rupees = (77+77/100) rupees = ((77 × 100 + 77)/100) rupees = ((700 + 77)/100) rupees = 7777/100 = 77.77 rupees Ex 2.5, 2 Express as rupees using decimals : (iv) 50 paise 50 paise = 50 × 1 paise = 50 × 1/100 rupees = 50/100 rupees = 050/100 rupees = 0.50 rupees Ex 2.5, 2 Express as rupees using decimals : (v) 235 paise 235 paise = 235 × 1 paise = 235 × 1/100 rupees = 235/100 rupees = 2.35 rupees

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.