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소수점 1자리 덧셈

1
5.2
+
8.5
=
13.7
2
7.1
+
2.6
=
9.7
3
5.2
+
3.1
=
8.3
4
4.7
+
4.1
=
8.8
5
7.4
+
5.7
=
13.1
6
1.9
+
1.2
=
3.1
7
2.1
+
8.4
=
10.5
8
5.9
+
6.5
=
12.4
9
3.6
+
3.6
=
7.2
10
6.3
+
8.8
=
15.1
11
3.5
+
4.4
=
7.9
12
6.4
+
2.2
=
8.6
13
5.2
+
3.5
=
8.7
14
7.4
+
1.5
=
8.9
15
7.1
+
6.5
=
13.6