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Mathematics 22 Online
OpenStudy (anonymous):

2/5+2/4

OpenStudy (mathmate):

9/10

OpenStudy (lilg132):

0.9

OpenStudy (anonymous):

first find a common denominator which would be 20. 8/20 +10/20 =18/20 which simplifies to 9/10

OpenStudy (mathmate):

Thank you for awarding my first medal!

OpenStudy (anonymous):

Welcome. Answer my other question please.

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