Please Excuse My Dear Aunt Sally
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|A step-by-step introduction to the mathematics behind the PEMDAS mnemonic. With examples, quizzes, and puzzles illustrating order of operations. A Wired@School project of The Franklin Institute Online Museum Educator program.|
|Levels:||Middle School (6-8)|
|Math Topics:||Basic Operations|
The Math Forum is a research and educational enterprise of the Drexel University School of Education.