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소수점 1자리 덧셈

1
2.1
+
3.9
=
6
2
1.2
+
6.4
=
7.6
3
4.2
+
7.3
=
11.5
4
8.1
+
6.6
=
14.7
5
1.7
+
3.9
=
5.6
6
7.3
+
9.5
=
16.8
7
2.6
+
2.3
=
4.9
8
9.8
+
1.3
=
11.1
9
5.2
+
8.6
=
13.8
10
6.7
+
3.3
=
10
11
4.7
+
8.5
=
13.2
12
1.1
+
3.6
=
4.7
13
6.6
+
1.3
=
7.9
14
1.2
+
8.5
=
9.7
15
7.3
+
3.7
=
11