127.5
0.4286
70: 30 divided by 1/2=60+10=70 trick: not 30 divided by 2
12
0.2333
18.4286
271.4286
0.4286
40
Because your calculator is broken. Seriously; 30 divided by half (0.5) is 60 and 60 + 10 = 70 So, 30 cut in half (30/2) is 15 but 30 DIVIDED BY half (30/0.5) is 60.
30/0.5 + 10 = 70
0.0258