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소수점 1자리 덧셈

1
5.1
+
8.4
=
13.5
2
1.6
+
6.4
=
8
3
8.8
+
2.9
=
11.7
4
8.6
+
3.7
=
12.3
5
3.6
+
9.9
=
13.5
6
4.2
+
1.1
=
5.3
7
5.1
+
9.8
=
14.9
8
2.4
+
4.1
=
6.5
9
6.5
+
7.3
=
13.8
10
6.3
+
3.6
=
9.9
11
4.1
+
7.4
=
11.5
12
8.8
+
4.3
=
13.1
13
1.4
+
8.4
=
9.8
14
1.1
+
6.3
=
7.4
15
6.3
+
8.3
=
14.6