2桁同士の乗算

(1)

 
×
89
＝
2403

(2)

73
×
 
＝
2409

(3)

25
×
 
＝
1325

(4)

 
×
63
＝
3276

(5)

77
×
 
＝
6930

(6)

53
×
 
＝
3233

(7)

 
×
30
＝
1200

(8)

 
×
39
＝
663

(9)

29
×
 
＝
1914

(10)

 
×
24
＝
2184

(11)

45
×
 
＝
2520

(12)

35
×
 
＝
2100

(13)

99
×
 
＝
8910

(14)

12
×
 
＝
792

(15)

 
×
61
＝
5612

(16)

42
×
 
＝
1008