Answer :

[tex] \frac{7}{8}* \frac{4}{5}= \frac{28}{40} =\boxed{0.7}\ or\ \boxed{ \frac{7}{10}} [/tex]
To multiply fractions, all you have to do is multiply the numerator and then the  denominator, and then reduce and make into mixed numbers!
7x4=28
8x5=40.
28/4=7
40/4=10

Your answer to this is 7/10!!!!! I hope this helps you!!

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