2桁同士の乗算

(1)

×
86
4214

(2)

24
×
1776

(3)

×
21
1365

(4)

83
×
3071

(5)

62
×
5332

(6)

×
31
1302

(7)

73
×
5548

(8)

×
92
4692

(9)

43
×
1677

(10)

92
×
7912

(11)

×
20
1320

(12)

×
65
2405

(13)

×
27
1053

(14)

35
×
455

(15)

96
×
7584

(16)

×
95
1520