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소수점 1자리 덧셈

1
1.3
+
4.1
=
5.4
2
1.8
+
5.2
=
7
3
8.4
+
6.1
=
14.5
4
5.3
+
8.3
=
13.6
5
7.2
+
6.3
=
13.5
6
2.1
+
5.7
=
7.8
7
3.8
+
5.1
=
8.9
8
7.9
+
1.1
=
9
9
1.4
+
7.3
=
8.7
10
5.6
+
4.8
=
10.4
11
3.3
+
5.9
=
9.2
12
1.3
+
2.9
=
4.2
13
5.4
+
5.4
=
10.8
14
6.9
+
4.2
=
11.1
15
7.1
+
3.4
=
10.5