Example 5 - Chapter 2 Class 7 Fractions and Decimals

Last updated at Dec. 16, 2024 by

Example 5 - Find the average of 4.2, 3.8 and 7.6 - Chapter 2 Class 7 - Examples

part 2 - Example 5 - Examples - Serial order wise - Chapter 2 Class 7 Fractions and Decimals

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Example 5 Find the average of 4.2, 3.8 and 7.6.Average = (4.2 + 3.8 + 7.6)/3 = 𝟏/𝟑 × (4.2 + 3.8 +7.6) = 1/3 × (42/10×38/10×76/10) = 1/3 × ((42 + 38 + 76)/10) = 1/3 × ((76 + 42 + 38)/10) = 𝟏/𝟑 × 𝟏𝟓𝟔/𝟏𝟎 = 156/3 × 1/10 = 1/3 × 156/10 = 𝟏𝟓𝟔/𝟑 × 𝟏/𝟏𝟎 = 52 × 1/10 = 52/10 = 5.2 Average = 5.2

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo