2桁同士の乗算

(1)

87
×
78
＝
 

(2)

44
×
11
＝
 

(3)

32
×
39
＝
 

(4)

51
×
44
＝
 

(5)

33
×
12
＝
 

(6)

54
×
19
＝
 

(7)

31
×
75
＝
 

(8)

58
×
0
＝
 

(9)

40
×
51
＝
 

(10)

26
×
37
＝
 

(11)

50
×
80
＝
 

(12)

89
×
51
＝
 

(13)

26
×
40
＝
 

(14)

82
×
90
＝
 

(15)

54
×
77
＝
 

(16)

81
×
6
＝