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소수점 1자리 덧셈

1
4.6
+
6.3
=
10.9
2
7.4
+
5.9
=
13.3
3
3.1
+
8.2
=
11.3
4
7.8
+
6.8
=
14.6
5
3.8
+
7.5
=
11.3
6
8.7
+
5.3
=
14
7
8.4
+
8.6
=
17
8
5.1
+
7.3
=
12.4
9
9.3
+
3.7
=
13
10
5.9
+
3.2
=
9.1
11
6.8
+
5.1
=
11.9
12
9.6
+
9.1
=
18.7
13
7.3
+
2.4
=
9.7
14
5.1
+
6.5
=
11.6
15
4.2
+
5.5
=
9.7