Quote:
Originally Posted by rjcchan
You did get 42 for an answer?
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I hope not, because that would be incorrect.
(42 + 3) - (5 x 3) =
(45) - (15) = (parentheses first)
30
Even without the parentheses, the answer would be the same... Multiplication and division first then addition and subtraction:
42 + 3 - 5 x 3 =
42 + 3 - 15 =
30