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소수점 1자리 덧셈

1
5.4
+
3.8
=
9.2
2
5.3
+
7.5
=
12.8
3
3.6
+
4.8
=
8.4
4
4.2
+
8.3
=
12.5
5
4.7
+
8.2
=
12.9
6
4.3
+
5.8
=
10.1
7
8.3
+
4.7
=
13
8
6.1
+
1.2
=
7.3
9
5.8
+
3.7
=
9.5
10
2.3
+
5.3
=
7.6
11
3.3
+
4.6
=
7.9
12
3.6
+
2.8
=
6.4
13
9.2
+
2.7
=
11.9
14
5.9
+
1.1
=
7
15
2.9
+
6.9
=
9.8