Question

2+2*2/4+8-12+1/1*10/10

Answer 1

2+1+8-12+1
11-12+1
-1 +1 =0

Answer 2

2 + 2 • 2/4 + 8 +- 12 + 1/1 • 10/10 = 2 + 2 • 1/2 + 8 - 12 + 1 • 1 = 2 + 1 + 8 - 12 + 1 = 12 - 12 = 0