2桁同士の乗算

(1)

61
×
 
＝
1159

(2)

85
×
 
＝
6630

(3)

 
×
46
＝
4048

(4)

 
×
56
＝
4984

(5)

58
×
 
＝
5510

(6)

28
×
 
＝
644

(7)

49
×
 
＝
3577

(8)

 
×
85
＝
1190

(9)

 
×
73
＝
6716

(10)

 
×
70
＝
6020

(11)

 
×
33
＝
759

(12)

48
×
 
＝
2688

(13)

 
×
55
＝
2475

(14)

18
×
 
＝
1188

(15)

64
×
 
＝
2560

(16)

92
×
 
＝
5796