.





10

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

20


















.. . 10
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