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소수점 1자리 덧셈

1
5.5
+
6.6
=
12.1
2
3.3
+
5.6
=
8.9
3
4.5
+
7.4
=
11.9
4
6.3
+
9.1
=
15.4
5
1.4
+
9.7
=
11.1
6
1.3
+
4.2
=
5.5
7
1.6
+
4.4
=
6
8
4.5
+
4.8
=
9.3
9
1.1
+
1.2
=
2.3
10
5.2
+
3.2
=
8.4
11
2.1
+
1.1
=
3.2
12
2.1
+
4.7
=
6.8
13
2.2
+
3.1
=
5.3
14
4.7
+
4.4
=
9.1
15
6.4
+
5.5
=
11.9