![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
Order of Operations:
\To simplify the expression follow the order of operations: (PEMDAS)
\1. Evaluate the expressions inside Brackets/Parenthesis (P).
\2. Evaluate Powers/Exponents (E).
\3. Multiply and/or Divide in order from left to right (MD).
\4. Add and/or Subtract in order from left to right (AS).
\A simple technique for remembering the order of operations is turned into phrase
\“Please Excuse My Dear Aunty Sally”
The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5032db4b22c6553ff6aaeb270c89f50d.png\")
.
In the given expression there are no grouping symbols.
\First operation is evaluating power.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c6750770ad8750d01e5faf20b578dee8.png\")
(Evaluate power ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3d7ec98eff650128afa14bf253f2274c.png\")
)
Next operation is addition.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d912f5d2547eae0038911222d0d2f0c6.png\")
(Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=36276844ecf02ad2b7e868c1f54235cc.png\")
)
Next operation is subtraction.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ae4bd5caa233872093f31bde67e6f946.png\")
(Subtract![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=489f1406ec9e8a853459df55a806683f.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The value of the expression is 47.