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소수점 1자리 덧셈

1
8.1
+
1.4
=
9.5
2
9.1
+
8.5
=
17.6
3
8.4
+
4.6
=
13
4
5.2
+
5.2
=
10.4
5
6.3
+
5.3
=
11.6
6
5.6
+
2.6
=
8.2
7
3.8
+
5.5
=
9.3
8
8.3
+
3.6
=
11.9
9
5.7
+
7.1
=
12.8
10
4.9
+
2.1
=
7
11
7.8
+
5.5
=
13.3
12
2.1
+
3.8
=
5.9
13
5.3
+
2.2
=
7.5
14
6.1
+
8.6
=
14.7
15
1.6
+
8.1
=
9.7