2桁と1桁の乗算

(1)

31
×
 
＝
93

(2)

76
×
 
＝
608

(3)

 
×
1
＝
10

(4)

 
×
7
＝
665

(5)

 
×
6
＝
498

(6)

 
×
8
＝
680

(7)

13
×
 
＝
78

(8)

 
×
2
＝
168

(9)

 
×
6
＝
156

(10)

51
×
 
＝
51

(11)

81
×
 
＝
648

(12)

 
×
3
＝
159

(13)

 
×
7
＝
637

(14)

 
×
9
＝
207

(15)

 
×
7
＝
196

(16)

 
×
5
＝
415