The problem is missing the question but here is the answer:
The question is to turn the letters into numbers and this is what you are going to turn into numbers
SU Re = 35 r4
_________
U ) CAN= 5 179
- CU = 17
________
I N = 29
- I U = 25
_________
E = 4
So in short the answers are:
S - 3
U - 5
E - 4
C - 1
A - 7
N - 9
I - 2