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소수점 1자리 덧셈

1
5.3
+
8.5
=
13.8
2
4.6
+
4.4
=
9
3
1.1
+
2.1
=
3.2
4
5.3
+
4.5
=
9.8
5
3.4
+
5.8
=
9.2
6
1.1
+
1.4
=
2.5
7
2.4
+
1.4
=
3.8
8
3.2
+
3.4
=
6.6
9
5.5
+
6.2
=
11.7
10
3.6
+
1.7
=
5.3
11
1.7
+
3.2
=
4.9
12
4.3
+
1.2
=
5.5
13
3.2
+
6.2
=
9.4
14
3.4
+
4.5
=
7.9
15
3.2
+
4.5
=
7.7