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소수점 1자리 덧셈

1
1.1
+
4.2
=
5.3
2
9.6
+
8.4
=
18
3
4.8
+
4.5
=
9.3
4
5.3
+
4.1
=
9.4
5
2.1
+
9.1
=
11.2
6
1.2
+
6.3
=
7.5
7
6.3
+
4.8
=
11.1
8
1.9
+
2.3
=
4.2
9
4.4
+
2.7
=
7.1
10
4.4
+
3.9
=
8.3
11
9.1
+
3.6
=
12.7
12
2.2
+
4.8
=
7
13
3.4
+
8.4
=
11.8
14
4.2
+
1.2
=
5.4
15
9.6
+
1.1
=
10.7