2桁同士の乗算

(1)

 
×
52
＝
2652

(2)

95
×
 
＝
2280

(3)

20
×
 
＝
1400

(4)

 
×
93
＝
8277

(5)

 
×
39
＝
3354

(6)

54
×
 
＝
810

(7)

 
×
63
＝
3969

(8)

 
×
51
＝
2958

(9)

 
×
87
＝
3915

(10)

 
×
44
＝
3652

(11)

 
×
64
＝
6144

(12)

 
×
25
＝
2025

(13)

 
×
72
＝
3744

(14)

 
×
43
＝
602

(15)

 
×
53
＝
2544

(16)

99
×
 
＝
1683