85-5= 62-2= 37-7= 97-7=
52-2= 47-7= 41-1= 64-4=
87-7= 47-7= 24-4= 46-6=
22-2= 67-7= 54-4= 89-9=
76-6= 27-7= 98-8= 52-2=
85-5= 62-2= 37-7= 97-7=
52-2= 47-7= 41-1= 64-4=
87-7= 47-7= 24-4= 46-6=
22-2= 67-7= 54-4= 89-9=
76-6= 27-7= 98-8= 52-2=