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소수점 1자리 덧셈

1
1.5
+
4.8
=
6.3
2
5.3
+
8.6
=
13.9
3
2.8
+
6.2
=
9
4
5.4
+
3.7
=
9.1
5
3.1
+
1.4
=
4.5
6
8.2
+
5.1
=
13.3
7
3.3
+
1.5
=
4.8
8
3.1
+
4.5
=
7.6
9
3.2
+
5.2
=
8.4
10
2.3
+
6.1
=
8.4
11
2.3
+
1.5
=
3.8
12
2.8
+
5.7
=
8.5
13
3.3
+
8.3
=
11.6
14
4.4
+
3.5
=
7.9
15
9.3
+
3.7
=
13