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Mathematics 23 Online
OpenStudy (anonymous):

Please Help I do not Understand

OpenStudy (anonymous):

5/9 - 5/10 = ? I don't understand this problem :/

OpenStudy (anonymous):

find a common denominator

OpenStudy (anonymous):

mm 1 sec ill try

OpenStudy (the_fizicx99):

\(\ \sf \dfrac{5}{9} - \dfrac{5}{10} \)? Find a common denominator.

OpenStudy (anonymous):

90?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

so i multiply top by 10 too?

OpenStudy (anonymous):

Now you multiply the top numbers by what ever you multiplied to get the bottom ones

OpenStudy (dan815):

listen okay

OpenStudy (anonymous):

9*

OpenStudy (dan815):

yall need to learn fractions properly

OpenStudy (anonymous):

first one you multiply by 9, the 2nd one by 10

OpenStudy (anonymous):

oh ok

OpenStudy (anonymous):

actually its the other way around, my bad. 10 then 9

OpenStudy (anonymous):

45/90 - 50/90 ?

OpenStudy (dan815):

|dw:1409091551281:dw|

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