We know that

LCM = Number which gives remainder 0 when dividing by 2, 4, 6

Since LCM gives remainder 0

LCM + 7 will give remainder 0

So, Required Number = LCM + 7

LCM of 2, 4, 6 = 12

Required Number = LCM + 7

= 12 + 7

= 19

Same concept is used in Example 14, and Ex 3.7.4

  1. Chapter 3 Class 6 Playing with Numbers
  2. Concept wise
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Transcript

What is the smallest number when dividing by numbers 2, 4, 6 gives remainder 7? We know that LCM = Number which gives remainder 0 when dividing by 2, 4, 6 Since LCM gives remainder 0 LCM + 7 will give remainder 0 So, Required Number = LCM + 7 LCM of 2, 4, 6 = 12 Required Number = LCM + 7 = 12 + 7 = 19 Same concept is used in Example 14, and Ex 3.7.4

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CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 8 years. He provides courses for Practical Accounts, Taxation and Efiling at teachoo.com .