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소수점 1자리 덧셈

1
2.3
+
6.6
=
8.9
2
2.4
+
5.2
=
7.6
3
2.9
+
6.1
=
9
4
4.1
+
5.3
=
9.4
5
3.5
+
2.7
=
6.2
6
2.7
+
8.2
=
10.9
7
5.8
+
7.4
=
13.2
8
3.5
+
7.7
=
11.2
9
3.3
+
2.1
=
5.4
10
5.6
+
5.6
=
11.2
11
2.3
+
5.8
=
8.1
12
2.6
+
3.2
=
5.8
13
6.5
+
3.1
=
9.6
14
8.7
+
5.1
=
13.8
15
3.5
+
7.9
=
11.4