2-(     )=1

3+(     )=8

(     )+1=5

(     )-0=7

(     )-1=1

(     )-1=5

(     )-0=6

(     )+3=7

1+(     )=3

(     )+3=8

(     )+2=8

6+(     )=6

(     )-4=6

0+(     )=7

(     )-4=3

6+(     )=6

(     )+6=10

(     )-2=8

6+(     )=9

7+(     )=9

(     )+2=7

(     )+5=8

1+(     )=9

(     )-6=0

9-(     )=8

(     )+8=8

(     )-7=3

(     )+7=8

2-(     )=1

8-(     )=7

8-(     )=3

1-(     )=1

4-(     )=3

3-(     )=0

(     )+1=6

(     )+0=3

(     )+0=4

(     )+1=2

7-(     )=1

7+(     )=10

(     )+3=6

2+(     )=8

10-(     )=1

3-(     )=0

1-(     )=1

(     )+1=6

(     )-3=1

6-(     )=5

8-(     )=3

1-(     )=1