2桁同士の乗算

(1)

25
×
 
＝
1400

(2)

 
×
20
＝
360

(3)

95
×
 
＝
1520

(4)

 
×
56
＝
2912

(5)

 
×
76
＝
4332

(6)

 
×
51
＝
4794

(7)

32
×
 
＝
704

(8)

65
×
 
＝
4420

(9)

 
×
33
＝
528

(10)

 
×
32
＝
800

(11)

 
×
87
＝
4350

(12)

 
×
26
＝
1794

(13)

43
×
 
＝
3397

(14)

 
×
39
＝
1014

(15)

74
×
 
＝
740

(16)

 
×
55
＝
1705