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9+7 = 10-5= 3+7 = 8+3 = 9+2 =
8-5 = 5+5 = 9+6= 5+7= 8+8=
6+5 = 8+2 = 18-6= 6-4= 19-4=
16-6= 9-2 = 4+7 = 2+5= 10+4=
7+8 = 8-8 = 7+6= 19-9= 8+4=
10-7= 7+7 = 0+9 = 6-4= 14-4=
9+7 = 10-5= 3+7 = 8+3 = 9+2 =
8-5 = 5+5 = 9+6= 5+7= 8+8=
6+5 = 8+2 = 18-6= 6-4= 19-4=
16-6= 9-2 = 4+7 = 2+5= 10+4=
7+8 = 8-8 = 7+6= 19-9= 8+4=
10-7= 7+7 = 0+9 = 6-4= 14-4=