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소수점 1자리 덧셈

1
5.1
+
5.4
=
10.5
2
8.5
+
5.3
=
13.8
3
3.2
+
1.1
=
4.3
4
5.3
+
8.1
=
13.4
5
3.7
+
7.2
=
10.9
6
1.1
+
3.3
=
4.4
7
4.4
+
1.5
=
5.9
8
5.2
+
5.2
=
10.4
9
9.2
+
3.4
=
12.6
10
7.4
+
3.4
=
10.8
11
2.4
+
5.8
=
8.2
12
1.4
+
7.5
=
8.9
13
6.1
+
5.8
=
11.9
14
3.1
+
9.8
=
12.9
15
1.8
+
3.4
=
5.2