[Class 7] Removing brackets to find value of expression) - Teachoo - Removing Brackets - I

part 2 - Removing brackets to find value of expression - Removing Brackets - I - Chapter 2 Class 7 - Arithmetic Expressions (Ganita Prakash) - Class 7 (Ganita Prakash 1, 2 & old NCERT)

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Transcript

Removing brackets to find value of expression Let’s do it from an example 200 – (40 + 3) With brackets, there is only one rule Solve the bracket first! Solving 200 – (40 + 3) = 200 – (43) = 200 – 43 = 157 One more thing To open the bracket, we do like 200 – (40 + 3) = 200 – 40 – 3

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