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소수점 1자리 덧셈

1
5.5
+
1.2
=
6.7
2
6.7
+
4.8
=
11.5
3
5.2
+
7.2
=
12.4
4
4.1
+
8.1
=
12.2
5
5.2
+
2.7
=
7.9
6
5.5
+
2.6
=
8.1
7
7.2
+
8.7
=
15.9
8
4.1
+
9.4
=
13.5
9
6.2
+
3.4
=
9.6
10
5.1
+
5.2
=
10.3
11
4.5
+
3.5
=
8
12
1.4
+
1.8
=
3.2
13
3.2
+
4.3
=
7.5
14
2.8
+
6.1
=
8.9
15
1.4
+
4.6
=
6