2桁同士の乗算

(1)

73
×
 
＝
1898

(2)

19
×
 
＝
361

(3)

 
×
54
＝
5184

(4)

26
×
 
＝
2106

(5)

 
×
63
＝
5229

(6)

23
×
 
＝
1403

(7)

19
×
 
＝
1178

(8)

61
×
 
＝
5917

(9)

51
×
 
＝
765

(10)

 
×
85
＝
1105

(11)

48
×
 
＝
2736

(12)

74
×
 
＝
2590

(13)

 
×
34
＝
1904

(14)

55
×
 
＝
4180

(15)

 
×
65
＝
2990

(16)

 
×
58
＝
580