2桁同士の乗算

(1)

 
×
53
＝
4293

(2)

52
×
 
＝
3276

(3)

25
×
 
＝
850

(4)

17
×
 
＝
442

(5)

36
×
 
＝
648

(6)

 
×
49
＝
4851

(7)

 
×
72
＝
2232

(8)

82
×
 
＝
3444

(9)

97
×
 
＝
4850

(10)

 
×
34
＝
1530

(11)

79
×
 
＝
3555

(12)

 
×
60
＝
5880

(13)

 
×
69
＝
3105

(14)

 
×
53
＝
4929

(15)

13
×
 
＝
1170

(16)

 
×
69
＝
5106