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소수점 1자리 덧셈

1
2.5
+
1.5
=
4
2
6.8
+
3.6
=
10.4
3
6.3
+
9.3
=
15.6
4
7.7
+
3.6
=
11.3
5
2.5
+
3.6
=
6.1
6
4.8
+
6.8
=
11.6
7
9.1
+
7.1
=
16.2
8
5.3
+
4.2
=
9.5
9
3.2
+
2.4
=
5.6
10
8.1
+
5.5
=
13.6
11
1.7
+
4.4
=
6.1
12
3.3
+
4.9
=
8.2
13
5.2
+
9.8
=
15
14
9.3
+
9.2
=
18.5
15
8.9
+
2.5
=
11.4