Evaluate the following using tokens. (f) (–2) – (+7) - Teachoo - Figure it out - Page 259

part 2 - Question 2 (f) - Figure it out - Page 259 - Chapter 10 Class 6 - The other side of Zero (Ganita Prakash) - Class 6 (Ganita Prakash & Old NCERT)

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Question 2 (f) Evaluate the following using tokens. (f) (–2) – (+7)We do follow these steps First make –2 using tokens We have to remove 7 positive tokens But we have only negative tokens So, we add 7 pairs of positive and negative tokens We can do that because (+1) + (–1) = 0 Now, remove 7 positive tokens Remaining tokens is our answer ∴ (–2) – (+7) = (–9)

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 15 years. He provides courses for Maths, Science and Computer Science at Teachoo