9-2 6-4 6-1 7-5
9-2=7 6-4=2 6-1=5 7-5=2
7 2 5 2
9-2= 7 6-4=2 6-1= 5 7-5= 2
9 - 2 = 7 6 - 4 = 2 6 - 1 = 5 7 - 5 = 2
9-2=7 6-4=2 6-1=2 7-5=2
9 - 2 =7 6 - 4 =2 6 - 1 =5 7 - 5 =2
7 ; 2 ; 5 ; 2