2桁と1桁の乗算

(1)

 
×
7
＝
469

(2)

 
×
9
＝
684

(3)

 
×
2
＝
42

(4)

75
×
 
＝
450

(5)

 
×
8
＝
488

(6)

 
×
4
＝
160

(7)

 
×
1
＝
46

(8)

 
×
4
＝
228

(9)

 
×
8
＝
128

(10)

 
×
7
＝
105

(11)

 
×
9
＝
747

(12)

49
×
 
＝
294

(13)

50
×
 
＝
150

(14)

 
×
4
＝
384

(15)

 
×
1
＝
13

(16)

31
×
 
＝
155

(17)

 
×
9
＝
243

(18)

 
×
8
＝
272

(19)

 
×
1
＝
74

(20)

33
×
 
＝
231

(21)

 
×
5
＝
360

(22)

 
×
3
＝
177

(23)

 
×
5
＝
165

(24)

67
×
 
＝
268

(25)

 
×
1
＝
32

(26)

 
×
3
＝
108

(27)

 
×
1
＝
60

(28)

 
×
1
＝
75

(29)

87
×
 
＝
174

(30)

 
×
6
＝
486

(31)

15
×
 
＝
45

(32)

 
×
1
＝
66