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소수점 1자리 덧셈

1
3.1
+
9.3
=
12.4
2
8.3
+
1.5
=
9.8
3
5.5
+
2.3
=
7.8
4
4.9
+
6.2
=
11.1
5
3.1
+
1.7
=
4.8
6
2.6
+
5.2
=
7.8
7
8.4
+
2.1
=
10.5
8
7.1
+
2.2
=
9.3
9
1.5
+
8.3
=
9.8
10
4.1
+
5.4
=
9.5
11
5.3
+
1.6
=
6.9
12
9.3
+
3.3
=
12.6
13
7.2
+
6.9
=
14.1
14
3.2
+
3.9
=
7.1
15
4.3
+
6.8
=
11.1