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소수점 1자리 덧셈

1
3.3
+
3.8
=
7.1
2
4.3
+
9.5
=
13.8
3
9.9
+
6.6
=
16.5
4
2.5
+
1.6
=
4.1
5
2.3
+
8.8
=
11.1
6
3.6
+
6.1
=
9.7
7
7.7
+
2.8
=
10.5
8
4.5
+
2.1
=
6.6
9
2.9
+
3.2
=
6.1
10
9.4
+
9.5
=
18.9
11
8.6
+
2.5
=
11.1
12
9.6
+
1.1
=
10.7
13
2.4
+
1.4
=
3.8
14
6.8
+
6.1
=
12.9
15
5.3
+
9.6
=
14.9