6+3-5=4
6-4+2=10
2+3= 5-4= 1+2+3= 10-3-5=
4+5= 4-4= 2+4+1= 7-4-2=
6+2= 7-0= 3-3+2= 6-3-3=
3+5= 7-3= 3+3= 2+6-4=
4-1= 2+3= 7-1= 9-5+3=
4+4= 7-4= 5+5= 8-1-2=
□-□+□=□
8+2= 8-6= 4-2= ( )-5=0
8+2= 1+4= 9-0= 4+( )=9
10-5= 4+2= 5+0= 9-( )=6
2+6+2= 3+6-8= 9-5-4=
8-□-□=□
13+6= 10-2= 8+8= 9-4= 3+6+1=
5+7= 15-4= 10+9= 6-6= 12+2-2=