Ex 2.2, 7 - Chapter 2 Class 7 Fractions and Decimals - Part 5

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Ex 2.2, 7 - Chapter 2 Class 7 Fractions and Decimals - Part 6

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Ex 2.2, 7 - Chapter 2 Class 7 Fractions and Decimals - Part 7 Ex 2.2, 7 - Chapter 2 Class 7 Fractions and Decimals - Part 8

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

Transcript

Ex 2.2, 7 Find: (b) 5/8 of (i) 3 5/65/8 × 3 5/6 = 5/8 × 3 5/6 = 5/8 × (3+5/6) = 5/8 × ((3 × 6 + 5)/4) = 5/8× ((18 + 5)/4) = 5/8× 23/6 = (5 × 23)/(8 × 16) = 115/48 Converting to mixed fraction = 2 𝟏𝟗/𝟒𝟖 Ex 2.2, 7 Find: (b) 5/8 of (ii) 9 2/35/8 × 9 2/3 = 5/8 × 9 2/3 = 5/8 × (9+2/3) = 5/8 × ((9 × 3 + 2)/3) = 5/8 × ((27 + 2)/4) = 5/8 × 29/3 = 145/24 Converting to mixed fraction = 6 𝟏/𝟐𝟒

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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.