fraction display - maths

using h5p with wordpress. want to write fractions. using 


it publishes the same thing

if i write 



it publishes the same thing. 

have downloaded h5p maths display 1.0.5

what i am dong wrong? pleaese suggest

now if I use \(\frac{3}{4}\) works. but when I adde the activity to learn press page it breaks down again..see the attachments..