Add
5+5
10
5-4
1
9x1
9
10/2
5
Who is the smartest person ever
Einestine
15+13
28
16-9
7
12x11
121
27/3
9
What is the smallest number that is the sum of all numbers before it
3
127+532
659
154-67
87
9x17
153
64/4
16
8x/2+25=125
25
111+222+333
666
105-206
-101
125x5
625
159/2
79.5
68,…,88,68
87
1567+2345
3912
3888-799-65
3024
All numbers times each other
0
189/9
21
Square root (-121)
No real root or 11i