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Mathematics 28 Online
OpenStudy (ttop0816):

Find the value of 4 + (27 - 12·2) ÷ 2.

OpenStudy (anonymous):

do parenthesis first then do division, then addition

OpenStudy (tkhunny):

12*2 = 24

OpenStudy (anonymous):

It is always good to remember My Dear Aunt Sally.. Frankly I don't think I would ever name a girl Sally.. That's just a bad name, but in any case, My Dear Aunt Sally ==easy mode==> Multiply, Divide, Addition, Subtraction. When using (..) , treat what is inside as a "mini problem" that you have to do first with the same My Dear Aunt Sally per mini problem..

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