2桁同士の加算

(1)

25
＋
30
＝
 

(2)

40
＋
18
＝
 

(3)

36
＋
51
＝
 

(4)

31
＋
27
＝
 

(5)

24
＋
63
＝
 

(6)

48
＋
41
＝
 

(7)

43
＋
43
＝
 

(8)

44
＋
53
＝
 

(9)

37
＋
21
＝
 

(10)

32
＋
67
＝
 

(11)

13
＋
63
＝
 

(12)

44
＋
54
＝
 

(13)

10
＋
49
＝
 

(14)

31
＋
44
＝
 

(15)

13
＋
26
＝
 

(16)

17
＋
41
＝