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소수점 1자리 덧셈

1
2.1
+
8.1
=
10.2
2
3.2
+
6.1
=
9.3
3
3.1
+
7.1
=
10.2
4
2.7
+
5.8
=
8.5
5
1.2
+
7.2
=
8.4
6
4.6
+
1.3
=
5.9
7
6.4
+
9.3
=
15.7
8
3.4
+
3.7
=
7.1
9
1.8
+
5.2
=
7
10
7.5
+
1.3
=
8.8
11
5.8
+
4.6
=
10.4
12
2.5
+
3.9
=
6.4
13
2.5
+
3.3
=
5.8
14
2.5
+
1.9
=
4.4
15
5.2
+
3.2
=
8.4