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Introduction to order of operations | Arithmetic properties | Pre-Algebra | Khan Academy - YouTube
https://www.youtube.com/watch?v=ClYdw4d4OmA&t=1m42s
This example clarifies the purpose of order of operations: to have ONE way to interpret a mathematical statement. Practice this lesson yourself on KhanAcadem...
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Introduction to order of operations | Arithmetic properties | Pre-Algebra | Khan Academy - YouTube
https://www.youtube.com/watch?v=ClYdw4d4OmA&t=5m40s
This example clarifies the purpose of order of operations: to have ONE way to interpret a mathematical statement. Practice this lesson yourself on KhanAcadem...