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소수점 1자리 덧셈

1
2.5
+
9.1
=
11.6
2
5.7
+
2.5
=
8.2
3
8.2
+
7.4
=
15.6
4
1.4
+
4.6
=
6
5
5.5
+
8.1
=
13.6
6
3.2
+
7.4
=
10.6
7
6.4
+
2.9
=
9.3
8
2.3
+
2.2
=
4.5
9
1.3
+
2.1
=
3.4
10
1.2
+
5.2
=
6.4
11
2.3
+
8.7
=
11
12
4.7
+
2.2
=
6.9
13
4.1
+
6.7
=
10.8
14
8.1
+
6.9
=
15
15
1.8
+
5.3
=
7.1