2桁同士の乗算

(1)

 
×
71
＝
1562

(2)

77
×
 
＝
2002

(3)

50
×
 
＝
4000

(4)

 
×
78
＝
4446

(5)

 
×
39
＝
3393

(6)

33
×
 
＝
2145

(7)

85
×
 
＝
2635

(8)

96
×
 
＝
2976

(9)

 
×
11
＝
187

(10)

59
×
 
＝
4130

(11)

87
×
 
＝
3654

(12)

 
×
98
＝
2744

(13)

 
×
52
＝
3484

(14)

 
×
35
＝
3080

(15)

 
×
59
＝
5546

(16)

64
×
 
＝
4800