2桁と1桁の乗算

(1)

 
×
4
＝
140

(2)

 
×
5
＝
330

(3)

 
×
6
＝
240

(4)

28
×
 
＝
84

(5)

 
×
4
＝
288

(6)

85
×
 
＝
170

(7)

64
×
 
＝
256

(8)

 
×
6
＝
318

(9)

44
×
 
＝
352

(10)

 
×
8
＝
568

(11)

36
×
 
＝
72

(12)

 
×
5
＝
490

(13)

72
×
 
＝
216

(14)

 
×
9
＝
666

(15)

 
×
6
＝
522

(16)

93
×
 
＝
651

(17)

 
×
8
＝
440

(18)

98
×
 
＝
392

(19)

97
×
 
＝
776

(20)

 
×
7
＝
553

(21)

84
×
 
＝
168

(22)

 
×
2
＝
126

(23)

52
×
 
＝
52

(24)

 
×
7
＝
581

(25)

84
×
 
＝
84

(26)

54
×
 
＝
108

(27)

43
×
 
＝
301

(28)

 
×
8
＝
696

(29)

42
×
 
＝
336

(30)

 
×
7
＝
546

(31)

 
×
5
＝
300

(32)

71
×
 
＝
355