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소수점 1자리 덧셈

1
5.5
+
6.6
=
12.1
2
1.5
+
2.6
=
4.1
3
8.4
+
7.8
=
16.2
4
2.1
+
7.8
=
9.9
5
4.3
+
2.6
=
6.9
6
4.7
+
2.4
=
7.1
7
9.6
+
2.6
=
12.2
8
4.3
+
7.3
=
11.6
9
8.9
+
3.6
=
12.5
10
1.3
+
9.5
=
10.8
11
4.7
+
4.7
=
9.4
12
2.3
+
5.8
=
8.1
13
5.1
+
7.9
=
13
14
4.2
+
1.1
=
5.3
15
7.1
+
3.1
=
10.2