4+5= 9+0= 10-2= 8-5= 0+5=
6-6= 5+3= 9-6= 2+3= 9-4=
5+0= 6+1= 9-2= 10-1= 4+6=
4+1+5= 9-6+6= 10-4+3= 4+4-5= 10-2-4=
7+2= 9-5= 5-5= 9-5-3=
5+4= 8+2= 0+6= 6+2+1=
10-3= 8-7= 7-2= 5-3+8=
6+3= 6-4= 7-3= 9-2+1=
3+5= 6-6= 9-4= 8-5= 9-2=
5+2= 8-2= 3+4= 8-7= 6+4=
3+( )=7 9-( )=7 ( )+4=4 ( )-2=2
2+5+3= 2+6-0= 10-4-4=
6+1-3= 2+8-9= 1+8-7-=