2桁と1桁の乗算

(1)

68
×
 
＝
340

(2)

 
×
8
＝
384

(3)

92
×
 
＝
92

(4)

60
×
 
＝
120

(5)

89
×
 
＝
356

(6)

 
×
7
＝
315

(7)

48
×
 
＝
192

(8)

 
×
6
＝
390

(9)

 
×
9
＝
891

(10)

 
×
4
＝
68

(11)

 
×
1
＝
62

(12)

 
×
4
＝
184

(13)

18
×
 
＝
18

(14)

81
×
 
＝
81

(15)

34
×
 
＝
102

(16)

 
×
2
＝
72

(17)

 
×
8
＝
160

(18)

76
×
 
＝
380

(19)

 
×
7
＝
119

(20)

 
×
1
＝
13

(21)

 
×
4
＝
240

(22)

 
×
1
＝
38

(23)

 
×
7
＝
490

(24)

 
×
8
＝
744

(25)

 
×
2
＝
152

(26)

12
×
 
＝
36

(27)

70
×
 
＝
210

(28)

 
×
9
＝
369

(29)

 
×
3
＝
204

(30)

85
×
 
＝
510

(31)

 
×
2
＝
86

(32)

 
×
7
＝
287