You seem to REALLY want to do addition before subtraction. They're actually just the opposites of the same operation. You do whichever you encounter FIRST working from left-to-right.

Let's rewrite the last steps of that problem:

36 - 16 + 6 = (+36) + (-16) + (+6)

Now what would you do first?

Hopefully you chose (+36) + (-16)

....different signs -- subtract to find the difference:   36 - 16 then add on the six.

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Now, solve this on your paper:

42 - 3(2 + 4) + 5 =

Click on your answer:
9 19 29 45 239 429
any other answer



Order of Operations Automatic Flip-Through SLIDE SHOW

Overview of the Order of Operations



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