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소숫점: 1자리 덧셈

1
5.2
+
4.2
=
9.4
2
2.4
+
4.4
=
6.8
3
2.3
+
5.4
=
7.7
4
8.7
+
3.4
=
12.1
5
4.4
+
8.2
=
12.6
6
3.9
+
1.6
=
5.5
7
7.1
+
4.2
=
11.3
8
3.1
+
3.4
=
6.5
9
9.3
+
5.2
=
14.5
10
4.9
+
3.1
=
8
11
4.4
+
4.9
=
9.3
12
5.2
+
4.4
=
9.6
13
4.9
+
3.3
=
8.2
14
3.4
+
1.3
=
4.7
15
5.6
+
5.6
=
11.2