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소수점 1자리 덧셈

1
2.3
+
3.4
=
5.7
2
9.3
+
4.5
=
13.8
3
8.1
+
1.3
=
9.4
4
6.3
+
6.2
=
12.5
5
6.4
+
5.4
=
11.8
6
9.2
+
7.6
=
16.8
7
3.3
+
2.2
=
5.5
8
3.7
+
3.9
=
7.6
9
6.2
+
4.6
=
10.8
10
1.2
+
5.5
=
6.7
11
5.4
+
1.8
=
7.2
12
1.3
+
2.5
=
3.8
13
6.3
+
3.1
=
9.4
14
5.3
+
7.5
=
12.8
15
1.6
+
1.5
=
3.1