2桁と1桁の乗算

(1)

 
×
2
＝
24

(2)

71
×
 
＝
284

(3)

 
×
1
＝
15

(4)

37
×
 
＝
37

(5)

41
×
 
＝
41

(6)

 
×
8
＝
744

(7)

 
×
4
＝
212

(8)

 
×
6
＝
474

(9)

 
×
5
＝
300

(10)

34
×
 
＝
306

(11)

 
×
2
＝
176

(12)

28
×
 
＝
112

(13)

 
×
3
＝
297

(14)

31
×
 
＝
93

(15)

52
×
 
＝
468

(16)

10
×
 
＝
50

(17)

60
×
 
＝
180

(18)

89
×
 
＝
801

(19)

 
×
3
＝
51

(20)

14
×
 
＝
112

(21)

45
×
 
＝
270

(22)

30
×
 
＝
180

(23)

81
×
 
＝
81

(24)

40
×
 
＝
160

(25)

28
×
 
＝
56

(26)

84
×
 
＝
84

(27)

 
×
2
＝
150

(28)

89
×
 
＝
178

(29)

98
×
 
＝
490

(30)

 
×
5
＝
140

(31)

 
×
6
＝
498

(32)

 
×
6
＝
390