(1)
22-3= 22-2= 4+7= 4+3= 23-3= 21-3= 5+3= 23-6= 7+3= 24-6= 3+6= 24-3= 1+7= 26-5= 22-1= 1+6= 24-7= 22-3= 3+7= 6+5= 21-7= 22-3= 1+3= 5+5= 23-1= 22-3= 5+1= 7+5= 26-3= 5+3= 7+7= 7+6= 23-5= 3+3= 27-5= 6+7= 22-5= 3+1= 24-1= 7+1= 26-7= 3+5= 1+5= 23-5= 4+5= 6+1= 23-7= 3+3= 5+2= 7+4=
(2)
22-7= 5+6= 5+7= 3+4= 24-5=
22-5= 3+5= 27-3= 22-6= 2+5=
22-7= 3+3= 6+3= 22-4= 5+4=
21-5= 23-4= 22-6= 21-6= 22-3=
4+3= 23-3= 21-3= 5+3= 23-6=
7+3= 24-6= 3+6= 24-3= 1+7=
26-5= 22-1= 1+6= 24-7= 22-3=
3+7= 6+5= 21-7= 22-3= 1+3=
5+5= 23-1= 22-3= 5+1= 7+5=
26-3= 5+3= 7+7= 7+6= 23-5=
(1)
11-3= 11-2= 4+7= 4+3= 13-3= 15-3= 5+3= 13-6= 7+3= 14-6= 3+6= 14-3= 5+7= 16-5= 12-5= 5+6= 14-7= 11-3= 3+7= 6+5= 15-7= 12-3= 5+3= 5+5= 13-5= 12-3= 5+5= 7+5= 16-3= 5+3= 7+7= 7+6= 13-5= 3+3= 17-5= 6+7= 11-5= 3+5= 14-5= 7+5= 16-7= 3+5= 5+5= 13-5= 4+5= 6+5= 13-7= 3+3= 5+2= 7+4=
(2)
11-7= 5+6= 5+7= 3+4= 14-5=
12-5= 3+5= 17-3= 12-6= 2+5=
12-
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