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소수점 1자리 덧셈

1
3.1
+
4.2
=
7.3
2
4.1
+
2.3
=
6.4
3
4.5
+
4.6
=
9.1
4
3.8
+
3.3
=
7.1
5
3.4
+
2.1
=
5.5
6
2.9
+
5.9
=
8.8
7
2.1
+
9.4
=
11.5
8
3.8
+
7.5
=
11.3
9
6.3
+
5.3
=
11.6
10
2.3
+
1.2
=
3.5
11
5.3
+
2.4
=
7.7
12
2.3
+
9.8
=
12.1
13
5.8
+
7.2
=
13
14
7.4
+
9.8
=
17.2
15
2.2
+
1.4
=
3.6