2桁同士の加算

(1)

18
＋
75
＝
 

(2)

74
＋
84
＝
 

(3)

89
＋
35
＝
 

(4)

35
＋
38
＝
 

(5)

91
＋
17
＝
 

(6)

17
＋
85
＝
 

(7)

12
＋
94
＝
 

(8)

97
＋
20
＝
 

(9)

46
＋
29
＝
 

(10)

99
＋
17
＝
 

(11)

81
＋
62
＝
 

(12)

80
＋
57
＝
 

(13)

89
＋
12
＝
 

(14)

16
＋
44
＝
 

(15)

52
＋
66
＝
 

(16)

30
＋
92
＝