2桁同士の乗算

(1)

 
×
83
＝
6142

(2)

 
×
42
＝
2982

(3)

76
×
 
＝
836

(4)

 
×
49
＝
2744

(5)

84
×
 
＝
5460

(6)

 
×
39
＝
2145

(7)

 
×
80
＝
3120

(8)

36
×
 
＝
3024

(9)

29
×
 
＝
2668

(10)

92
×
 
＝
7084

(11)

 
×
86
＝
5332

(12)

80
×
 
＝
7280

(13)

26
×
 
＝
754

(14)

 
×
70
＝
5880

(15)

 
×
10
＝
440

(16)

51
×
 
＝
1479