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소수점 1자리 덧셈

1
2.2
+
5.5
=
7.7
2
9.1
+
1.7
=
10.8
3
2.4
+
8.7
=
11.1
4
1.9
+
9.1
=
11
5
5.2
+
5.4
=
10.6
6
8.1
+
3.1
=
11.2
7
6.7
+
4.3
=
11
8
6.2
+
1.5
=
7.7
9
4.7
+
3.2
=
7.9
10
8.8
+
5.3
=
14.1
11
9.3
+
4.3
=
13.6
12
4.9
+
2.4
=
7.3
13
5.2
+
4.2
=
9.4
14
9.5
+
8.6
=
18.1
15
4.7
+
8.8
=
13.5