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Mathematics 14 Online
OpenStudy (spicytaco1):

multiplying fraction help

OpenStudy (spicytaco1):

Nnesha (nnesha):

just multiply numerator by numerator and denominatorby denominator

OpenStudy (kendricklamar2014):

9 * -7 = ? 14 * 12 = ? @Spicytaco1

Nnesha (nnesha):

\(\rm\color{green}{o^\wedge\_^\wedge o}\)

OpenStudy (kendricklamar2014):

Don't give direct answers @gelow

OpenStudy (anonymous):

Okay first, you don't need to get the same denominators so all you do is multiply them

OpenStudy (gelow):

ops sorry @KendrickLamar2014

OpenStudy (kendricklamar2014):

@Spicytaco1 What is 9 * -7

OpenStudy (spicytaco1):

-16?

OpenStudy (kendricklamar2014):

No, try again

OpenStudy (jdoe0001):

\(\bf \cfrac{9}{14}\cdot \left(-\cfrac{7}{12}\right)\implies \cfrac{9}{14}\cdot\cfrac{-7}{12}\implies \cfrac{\cancel{ 9\cdot -7}}{\cancel{ 14\cdot 12}}\implies ?\)

OpenStudy (spicytaco1):

63

OpenStudy (kendricklamar2014):

* -63

OpenStudy (kendricklamar2014):

Now, what is 14 * 12

OpenStudy (spicytaco1):

168

OpenStudy (kendricklamar2014):

Correct

OpenStudy (kendricklamar2014):

So now you get:|dw:1424391536481:dw|

OpenStudy (spicytaco1):

yes

OpenStudy (kendricklamar2014):

Now simplify -63/168

OpenStudy (spicytaco1):

-3/8 thanks

OpenStudy (kendricklamar2014):

Yes, so the answer is D

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