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  1. Chapter 1 Class 7 Integers
  2. Serial order wise
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Ex 1.1, 5 Mohan deposits Rs 2,000 in his bank account and withdraws Rs 1,642 from it, the next day. If withdrawal of amount from the account is represented by a negative integer, then how will you represent the amount deposited? Find the balance in Mohan s account after the withdrawal. Amount deposited will be a positive integer Amount deposited = +2000 rupees Amount withdrawal = 1642 Balance in amount = Amount deposited + Amount withdrawal = 2000 + ( 1642) = 2000 1642 = 358 Mohan has Rs 358 in his account. Rough + & becomes + & + becomes + & becomes +

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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.