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소수점 1자리 덧셈

1
5.1
+
5.7
=
10.8
2
1.4
+
4.4
=
5.8
3
7.3
+
4.2
=
11.5
4
6.3
+
6.5
=
12.8
5
4.2
+
8.1
=
12.3
6
8.1
+
6.2
=
14.3
7
6.4
+
3.3
=
9.7
8
7.2
+
6.1
=
13.3
9
5.5
+
2.3
=
7.8
10
3.6
+
4.8
=
8.4
11
2.4
+
9.1
=
11.5
12
4.3
+
5.1
=
9.4
13
1.7
+
4.5
=
6.2
14
5.4
+
2.5
=
7.9
15
7.4
+
3.4
=
10.8