2桁と1桁の乗算

(1)

 
×
9
＝
297

(2)

78
×
 
＝
468

(3)

81
×
 
＝
486

(4)

60
×
 
＝
60

(5)

 
×
1
＝
27

(6)

45
×
 
＝
405

(7)

96
×
 
＝
576

(8)

49
×
 
＝
392

(9)

43
×
 
＝
172

(10)

31
×
 
＝
155

(11)

 
×
8
＝
640

(12)

12
×
 
＝
108

(13)

 
×
1
＝
45

(14)

40
×
 
＝
80

(15)

 
×
3
＝
285

(16)

23
×
 
＝
69

(17)

45
×
 
＝
225

(18)

92
×
 
＝
552

(19)

 
×
2
＝
152

(20)

 
×
3
＝
261

(21)

 
×
2
＝
40

(22)

21
×
 
＝
189

(23)

52
×
 
＝
468

(24)

16
×
 
＝
64

(25)

22
×
 
＝
198

(26)

49
×
 
＝
294

(27)

39
×
 
＝
156

(28)

22
×
 
＝
66

(29)

87
×
 
＝
348

(30)

 
×
1
＝
64

(31)

 
×
8
＝
512

(32)

 
×
6
＝
558