Posted by dry on .
Why do we need the order of operations?
What is the order of operations?
 MATH(order of operations help)  Ms. Sue,

MATH(order of operations help) 
Reiny,
many webpages give the reason why, and show how to follow the correct sequence.
Here is one ...
http://www.purplemath.com/modules/orderops.htm 
MATH(order of operations help) 
alex,
What is the only order of operations that does NOT proceed from the left to the right