Solution

Dicey Operations Ayah

First name
Ayah
School
Doha college
Country
Age
12

The numbers I got were 4,0,5, and 8. I then used different combinations (one failed one which was 85+40=125 but was too far from the target). And then I tried 40 + 58, which equals 98, only two away from the target of 100, which therefore must be the closest.