2桁と1桁の乗算

(1)

 
×
2
＝
58

(2)

 
×
6
＝
348

(3)

42
×
 
＝
210

(4)

 
×
8
＝
320

(5)

50
×
 
＝
300

(6)

 
×
4
＝
188

(7)

 
×
1
＝
97

(8)

92
×
 
＝
644

(9)

 
×
2
＝
148

(10)

 
×
4
＝
348

(11)

 
×
9
＝
567

(12)

 
×
7
＝
602

(13)

78
×
 
＝
624

(14)

59
×
 
＝
413

(15)

46
×
 
＝
414

(16)

82
×
 
＝
410

(17)

64
×
 
＝
512

(18)

 
×
7
＝
504

(19)

30
×
 
＝
30

(20)

 
×
3
＝
30

(21)

 
×
6
＝
312

(22)

62
×
 
＝
248

(23)

70
×
 
＝
350

(24)

54
×
 
＝
486

(25)

19
×
 
＝
19

(26)

86
×
 
＝
688

(27)

 
×
8
＝
176

(28)

 
×
2
＝
100

(29)

 
×
5
＝
365

(30)

 
×
2
＝
38

(31)

 
×
9
＝
126

(32)

 
×
6
＝
60