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소수점 1자리 덧셈

1
5.4
+
5.5
=
10.9
2
1.1
+
9.4
=
10.5
3
5.4
+
4.3
=
9.7
4
7.4
+
6.8
=
14.2
5
2.6
+
9.2
=
11.8
6
2.1
+
5.9
=
8
7
7.9
+
6.2
=
14.1
8
8.1
+
1.2
=
9.3
9
3.4
+
3.9
=
7.3
10
4.4
+
1.5
=
5.9
11
6.2
+
8.4
=
14.6
12
6.2
+
5.8
=
12
13
1.4
+
8.6
=
10
14
5.7
+
7.3
=
13
15
5.7
+
4.1
=
9.8