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소수점 1자리 덧셈

1
2.7
+
7.5
=
10.2
2
4.4
+
5.9
=
10.3
3
5.4
+
2.4
=
7.8
4
4.5
+
8.5
=
13
5
2.5
+
5.2
=
7.7
6
4.1
+
3.4
=
7.5
7
1.6
+
1.7
=
3.3
8
4.1
+
5.4
=
9.5
9
5.9
+
3.4
=
9.3
10
9.5
+
8.5
=
18
11
5.4
+
8.1
=
13.5
12
4.9
+
3.9
=
8.8
13
8.4
+
9.4
=
17.8
14
2.3
+
4.5
=
6.8
15
7.7
+
5.1
=
12.8