2桁同士の加算

(1)

10
＋
77
＝
 

(2)

18
＋
20
＝
 

(3)

61
＋
11
＝
 

(4)

46
＋
32
＝
 

(5)

52
＋
41
＝
 

(6)

40
＋
32
＝
 

(7)

38
＋
40
＝
 

(8)

11
＋
18
＝
 

(9)

13
＋
74
＝
 

(10)

18
＋
51
＝
 

(11)

10
＋
88
＝
 

(12)

26
＋
53
＝
 

(13)

37
＋
60
＝
 

(14)

23
＋
36
＝
 

(15)

57
＋
21
＝
 

(16)

34
＋
54
＝