2桁同士の乗算

(1)

72
×
 
＝
5544

(2)

28
×
 
＝
2212

(3)

17
×
 
＝
1020

(4)

 
×
54
＝
1674

(5)

 
×
53
＝
3869

(6)

 
×
99
＝
3465

(7)

41
×
 
＝
1476

(8)

47
×
 
＝
564

(9)

 
×
14
＝
168

(10)

51
×
 
＝
1224

(11)

 
×
37
＝
2479

(12)

93
×
 
＝
9114

(13)

 
×
78
＝
2652

(14)

48
×
 
＝
624

(15)

 
×
92
＝
5520

(16)

68
×
 
＝
6120