1 + 30 + 2 + 3 + 5 + 6 + 10 + 15 = 72
It equals 285
1 - 15 = -14 + 20000000 = 19,999,986
15 + 6 - 1 = 20
4/5 + 1/1512/15 + 1/15=13/15
15 + 15 + (10 * (1 / 2)) + (10 * (1 / 2)) = 40
16 + 15 = 31
It is: 15+1+1 = 17 which is a prime number
15
1+12=13+15=28+2=30+29=59.
2+1+3+15+14=35
15/16
15
5+9+1 = 15
It is: 13/15 plus 1/13 = 184/195
1 + 30 + 2 + 3 + 5 + 6 + 10 + 15 = 72
It equals 285