Tính:
5 x 6 =30
63 : 9 =7
7 x 4 =28
45 : 5 =5
6 x 7 =42
32 : 8 =4
8 x 9 =72
35 : 7 =5
5 x 6 = 30
63 : 9 = 07
7 x 4 = 28
5 x 6 = 30
63 : 9 = 7
7 x 4 = 28
45 : 5 = 9
6 x 7 = 42
32 : 8 = 4
8 x 9 = 72
35 : 7 = 5
5 x 6 = 30
63 : 9 = 7
7 x 4 = 28
45 : 5 = 9
6 x 7 = 42
32 : 8 = 4
8 x 9 = 72
35 : 7 = 5