2桁同士の乗算

(1)

 
×
43
＝
516

(2)

62
×
 
＝
3224

(3)

61
×
 
＝
3111

(4)

 
×
86
＝
5418

(5)

 
×
46
＝
3404

(6)

 
×
20
＝
940

(7)

 
×
47
＝
1645

(8)

 
×
71
＝
5964

(9)

30
×
 
＝
1110

(10)

 
×
85
＝
3995

(11)

 
×
66
＝
5610

(12)

 
×
47
＝
3055

(13)

 
×
26
＝
2340

(14)

29
×
 
＝
1740

(15)

 
×
69
＝
4002

(16)

42
×
 
＝
1554