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소수점 1자리 덧셈

1
8.1
+
7.5
=
15.6
2
4.1
+
1.3
=
5.4
3
6.1
+
3.8
=
9.9
4
8.5
+
5.1
=
13.6
5
1.1
+
8.5
=
9.6
6
7.8
+
2.3
=
10.1
7
2.4
+
7.5
=
9.9
8
3.5
+
2.8
=
6.3
9
5.9
+
4.4
=
10.3
10
9.3
+
2.2
=
11.5
11
3.8
+
8.3
=
12.1
12
6.2
+
6.2
=
12.4
13
3.3
+
3.3
=
6.6
14
7.6
+
2.6
=
10.2
15
3.3
+
1.6
=
4.9