2-1=

4-4=

3+7=

5-5=

6+4=

6-0=

7-1=

0+6=

1+1=

5-0=

4-2=

2+1=

1+2=

3-1=

8-1=

5+5=

0+9=

3+6=

1-1=

4+6=

8-2=

4+1=

4+4=

2+2=

2-2=

5-4=

8-1=

3-0=

7-1=

5+2=

3-3=

8-2=

7-7=

6-4=

7-5=

1+9=

10-3=

2+6=

7+1=

3-3=

5+1=

0+4=

0+7=

4-1=

1-1=

7-7=

3-3=

7+1=

1-1=

7-2=