2桁同士の乗算

(1)

87
×
23

(2)

40
×
69

(3)

65
×
60

(4)

13
×
7

(5)

98
×
37

(6)

43
×
51

(7)

16
×
71

(8)

72
×
79

(9)

59
×
91

(10)

8
×
56

(11)

26
×
46

(12)

8
×
90

(13)

67
×
0

(14)

23
×
39

(15)

17
×
64

(16)

30
×
30

(17)

59
×
29

(18)

99
×
10

(19)

92
×
6

(20)

90
×
68

(21)

74
×
28

(22)

95
×
57

(23)

91
×
64

(24)

59
×
54

(25)

70
×
40

(26)

18
×
64

(27)

77
×
1

(28)

27
×
20

(29)

35
×
37

(30)

74
×
54

(31)

90
×
61

(32)

96
×
43

(33)

77
×
86

(34)

69
×
39

(35)

41
×
3

(36)

56
×
88

(37)

10
×
3

(38)

62
×
84

(39)

24
×
80

(40)

88
×
87

(41)

61
×
70

(42)

39
×
0

(43)

99
×
69

(44)

33
×
60

(45)

90
×
2

(46)

66
×
63

(47)

51
×
70

(48)

50
×
64

(49)

44
×
14

(50)

13
×
61

(51)

70
×
83

(52)

30
×
18

(53)

52
×
44

(54)

74
×
24

(55)

19
×
55

(56)

2
×
81

(57)

11
×
10

(58)

32
×
67

(59)

46
×
26

(60)

54
×
10

(61)

97
×
84

(62)

67
×
4

(63)

97
×
72

(64)

38
×
22