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소수점 1자리 덧셈

1
3.7
+
5.3
=
9
2
8.1
+
4.2
=
12.3
3
8.6
+
1.5
=
10.1
4
9.4
+
9.2
=
18.6
5
2.9
+
8.2
=
11.1
6
1.2
+
4.3
=
5.5
7
3.8
+
4.2
=
8
8
3.6
+
9.3
=
12.9
9
4.3
+
2.3
=
6.6
10
3.5
+
1.1
=
4.6
11
7.4
+
5.5
=
12.9
12
2.3
+
2.2
=
4.5
13
1.4
+
4.3
=
5.7
14
1.4
+
7.2
=
8.6
15
9.6
+
5.1
=
14.7