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소수점 1자리 덧셈

1
1.8
+
6.3
=
8.1
2
6.9
+
2.1
=
9
3
5.2
+
3.6
=
8.8
4
5.1
+
1.3
=
6.4
5
5.4
+
4.7
=
10.1
6
8.5
+
3.9
=
12.4
7
5.7
+
3.3
=
9
8
9.1
+
4.4
=
13.5
9
9.4
+
7.6
=
17
10
2.5
+
8.6
=
11.1
11
7.6
+
8.1
=
15.7
12
8.6
+
5.5
=
14.1
13
6.9
+
5.8
=
12.7
14
4.4
+
4.2
=
8.6
15
3.6
+
2.6
=
6.2