无
*注意事项:
5+4=
10-7 =
8 - 2 =
9 - 5 =
2 + 3 =
9 - 7 =
8 + 2 =
3 + 5 =
7 - 4 =
10 - 8 =
3 + 2 =
9 + 1 =
6 + 3 =
10 - 10 =
4 - 2 =
0 - 0 =
9 - 4 =
10 - 5 =
2 + 7 =
8 - 3 =
2=-0 -=1 =1+8
+5=9 -4=5 +=9
+3=4 8+=8
7+2-8=
10-4+2=
5+2+3=
7-5-1=
8-3+4=
8-4+5=
7+2-3=
7+3-7=
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