2桁同士の乗算

(1)

 
×
86
＝
4472

(2)

 
×
61
＝
1952

(3)

30
×
 
＝
690

(4)

 
×
30
＝
990

(5)

 
×
18
＝
1782

(6)

94
×
 
＝
4324

(7)

27
×
 
＝
324

(8)

 
×
41
＝
2829

(9)

53
×
 
＝
5141

(10)

 
×
93
＝
1488

(11)

17
×
 
＝
1649

(12)

 
×
20
＝
600

(13)

73
×
 
＝
5986

(14)

 
×
18
＝
306

(15)

 
×
77
＝
7315

(16)

51
×
 
＝
3978