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소수점 1자리 덧셈

1
3.8
+
3.3
=
7.1
2
1.5
+
1.5
=
3
3
9.5
+
2.4
=
11.9
4
1.1
+
4.2
=
5.3
5
1.4
+
4.5
=
5.9
6
6.5
+
1.7
=
8.2
7
2.3
+
6.9
=
9.2
8
5.2
+
1.5
=
6.7
9
2.6
+
7.1
=
9.7
10
6.9
+
5.9
=
12.8
11
8.1
+
3.9
=
12
12
5.2
+
8.2
=
13.4
13
5.2
+
1.4
=
6.6
14
1.4
+
6.5
=
7.9
15
2.5
+
1.2
=
3.7