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Mathematics 9 Online
OpenStudy (anonymous):

(512) (31) what kind of problem is this?

OpenStudy (anonymous):

Multiplication 512*31

OpenStudy (anonymous):

the parenthesis mean to multiply ?

OpenStudy (anonymous):

It's an expression. Dunno if that's what you're looking for.

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

thank you for your help

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