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소수점 1자리 덧셈

1
3.8
+
5.4
=
9.2
2
1.9
+
1.1
=
3
3
2.1
+
4.2
=
6.3
4
7.2
+
4.7
=
11.9
5
1.8
+
1.1
=
2.9
6
3.3
+
5.4
=
8.7
7
9.3
+
3.7
=
13
8
5.3
+
4.4
=
9.7
9
5.5
+
1.4
=
6.9
10
8.8
+
3.8
=
12.6
11
8.1
+
5.5
=
13.6
12
6.2
+
3.4
=
9.6
13
2.1
+
5.4
=
7.5
14
6.3
+
5.8
=
12.1
15
5.7
+
6.1
=
11.8