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소수점 1자리 덧셈

1
2.2
+
5.5
=
7.7
2
9.3
+
3.2
=
12.5
3
7.5
+
1.2
=
8.7
4
5.8
+
5.5
=
11.3
5
4.4
+
2.7
=
7.1
6
3.1
+
7.1
=
10.2
7
2.5
+
5.4
=
7.9
8
6.3
+
5.4
=
11.7
9
2.2
+
2.9
=
5.1
10
6.2
+
6.5
=
12.7
11
8.2
+
6.7
=
14.9
12
9.4
+
1.2
=
10.6
13
2.2
+
8.4
=
10.6
14
1.9
+
5.2
=
7.1
15
5.4
+
9.3
=
14.7