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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