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Mathematics 20 Online
OpenStudy (anonymous):

what is P.E.M.D.A.S

OpenStudy (anonymous):

a bad mnemonic device lousy inexperienced math teacher foist on unsuspecting students

OpenStudy (anonymous):

parenthesis. exponent. multiplication. division. addition. subtraction

OpenStudy (anonymous):

but he is right tho

OpenStudy (anonymous):

lies all

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