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소수점 1자리 덧셈

1
1.3
+
5.1
=
6.4
2
9.9
+
3.1
=
13
3
5.1
+
7.4
=
12.5
4
7.4
+
7.5
=
14.9
5
7.3
+
6.5
=
13.8
6
1.7
+
2.2
=
3.9
7
2.2
+
3.4
=
5.6
8
9.2
+
2.3
=
11.5
9
6.5
+
1.1
=
7.6
10
6.4
+
7.1
=
13.5
11
5.9
+
3.4
=
9.3
12
5.7
+
5.8
=
11.5
13
7.1
+
5.8
=
12.9
14
4.5
+
2.5
=
7
15
1.9
+
3.4
=
5.3