Question

is 0.75 less or greater than 7 over 8                                                                                                                           

Answer 1

0.75 is 3/4 or 6/8, which is less than 7/8

Answer 2

7 / 8 in decimal form is 0.875 = 0.88 (when rounded)
which is greater than 0.75. So, 
Yes! 0.75 is less than 7 over 8