All you have to do to find this answer is add 102 and 31. which you would than get 133. After that you would take 180 and subtract 133. Than you would get 47.
47 is your answer!!
Hope i helped ^-^
-3 + -2 = -5
-5 + 5 = 0
0 x 2 = 0
28/36 will be your answer which can be simplified into 14/18 which can be simplified again to 7/9 and that's your final answer
