2桁同士の乗算

(1)

92
×
 
＝
7912

(2)

 
×
52
＝
3796

(3)

96
×
 
＝
4800

(4)

68
×
 
＝
4896

(5)

41
×
 
＝
2624

(6)

87
×
 
＝
2958

(7)

61
×
 
＝
5307

(8)

 
×
90
＝
2790

(9)

 
×
60
＝
3900

(10)

61
×
 
＝
2379

(11)

41
×
 
＝
2296

(12)

66
×
 
＝
3762

(13)

 
×
68
＝
3400

(14)

27
×
 
＝
1971

(15)

 
×
24
＝
2328

(16)

 
×
29
＝
667