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소수점 1자리 덧셈

1
3.1
+
5.2
=
8.3
2
1.9
+
4.5
=
6.4
3
7.2
+
5.2
=
12.4
4
4.7
+
6.4
=
11.1
5
8.4
+
5.5
=
13.9
6
1.9
+
1.4
=
3.3
7
7.4
+
5.3
=
12.7
8
2.7
+
4.3
=
7
9
8.9
+
4.4
=
13.3
10
4.5
+
8.1
=
12.6
11
1.6
+
8.3
=
9.9
12
1.9
+
3.1
=
5
13
1.2
+
5.6
=
6.8
14
4.3
+
3.1
=
7.4
15
5.2
+
2.8
=
8