Solution

195786

Problem / game
First name
isla pruski
School
Longfield Spencer Academy
Age
12

71 + 38 = 109 73 + 18 = 91 109+91=200

55+36=91 53+56=109 91+109=200

I added random numbers seeing which would create 200, I would subtract 1 or 2 from each column until I created 200.