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소수점 1자리 덧셈

1
5.5
+
8.9
=
14.4
2
9.3
+
6.9
=
16.2
3
5.8
+
7.5
=
13.3
4
1.9
+
3.7
=
5.6
5
4.5
+
8.3
=
12.8
6
3.2
+
2.2
=
5.4
7
6.3
+
3.7
=
10
8
1.8
+
5.3
=
7.1
9
2.4
+
5.1
=
7.5
10
3.5
+
5.4
=
8.9
11
6.3
+
2.7
=
9
12
7.8
+
1.1
=
8.9
13
9.5
+
3.1
=
12.6
14
8.3
+
5.8
=
14.1
15
1.5
+
4.2
=
5.7