10+5-7= 11-6+1= 18-3-15= 4+5-2=
6+1+10= 11-6-5= 6+8-8= 15-14+17=
4+2+0= 15-8+2= 9+9+1= 14-8-6=
3+8+4= 14-14+5= 16-8+1= 3+4-6=
10-4-6= 14-14+11= 5-3-2= 19-17-1=
10+5-7= 11-6+1= 18-3-15= 4+5-2=
6+1+10= 11-6-5= 6+8-8= 15-14+17=
4+2+0= 15-8+2= 9+9+1= 14-8-6=
3+8+4= 14-14+5= 16-8+1= 3+4-6=
10-4-6= 14-14+11= 5-3-2= 19-17-1=