2桁同士の乗算

(1)

 
×
33
＝
3102

(2)

 
×
87
＝
6351

(3)

56
×
 
＝
4704

(4)

34
×
 
＝
680

(5)

71
×
 
＝
3195

(6)

12
×
 
＝
516

(7)

 
×
71
＝
6319

(8)

92
×
 
＝
8832

(9)

 
×
14
＝
266

(10)

 
×
72
＝
2376

(11)

 
×
34
＝
2788

(12)

97
×
 
＝
7469

(13)

16
×
 
＝
272

(14)

 
×
76
＝
760

(15)

87
×
 
＝
5307

(16)

 
×
93
＝
5952