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소수점 1자리 덧셈

1
3.5
+
7.4
=
10.9
2
9.5
+
5.6
=
15.1
3
8.3
+
6.6
=
14.9
4
5.8
+
1.9
=
7.7
5
6.3
+
5.2
=
11.5
6
3.4
+
3.5
=
6.9
7
8.6
+
2.7
=
11.3
8
5.2
+
2.4
=
7.6
9
6.2
+
8.5
=
14.7
10
2.4
+
2.3
=
4.7
11
2.1
+
8.1
=
10.2
12
8.2
+
4.8
=
13
13
5.5
+
9.8
=
15.3
14
3.8
+
7.1
=
10.9
15
4.3
+
2.1
=
6.4