Question

Simplify 150 – [ 20 + {90 – (40 – 10)}]

Answer 1

Ans is 150- 80 = 70

Answer 2

Answer:

150 - [ 20 + { 90 - (40 - 10)}]

150 - [ 20 + { 90 - 30}]

150 - [ 20 +60]

150 - 80

70

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