20:4=7x3=36: =64x = 1618: = 65x =40 X 9= 2728:4 = 6x4=30: = 68x4=35:7= 6x = 243x =2418: = 23x =2112: = 628:4=8x3=42: =67x = 3518: = 98x =80 X 9= 3636:4 = 7x4=36: = 68x8=28:7= 6x = 547x =5618: = 24x =3612: = 4