2桁同士の乗算

(1)

 
×
27
＝
2511

(2)

 
×
10
＝
670

(3)

30
×
 
＝
2160

(4)

84
×
 
＝
6216

(5)

 
×
85
＝
4080

(6)

 
×
70
＝
1890

(7)

54
×
 
＝
5076

(8)

 
×
10
＝
640

(9)

 
×
15
＝
330

(10)

 
×
32
＝
2336

(11)

63
×
 
＝
5922

(12)

22
×
 
＝
770

(13)

 
×
93
＝
6417

(14)

66
×
 
＝
4224

(15)

51
×
 
＝
1020

(16)

 
×
11
＝
990

(17)

 
×
88
＝
3696

(18)

 
×
51
＝
816

(19)

 
×
95
＝
9405

(20)

40
×
 
＝
1080

(21)

92
×
 
＝
2760

(22)

39
×
 
＝
3198

(23)

 
×
72
＝
6408

(24)

 
×
42
＝
504

(25)

99
×
 
＝
2178

(26)

 
×
99
＝
5049

(27)

 
×
93
＝
4185

(28)

 
×
12
＝
684

(29)

 
×
77
＝
5005

(30)

 
×
26
＝
1170

(31)

88
×
 
＝
4048

(32)

57
×
 
＝
2394