Multiple choice general knowledge math & puzzles

100-((67+56)*7+5*2) =

  1. -399

  2. 505

  3. -505

  4. -771
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Following BODMAS: $(67+56) = 123$. Then $123 imes 7 = 861$. Then $5 imes 2 = 10$. The sum inside the outer bracket is $861 + 10 = 871$. Finally, $100 - 871 = -771$. The other options result from incorrect order of operations or calculation errors.

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