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소수점 1자리 덧셈

1
6.3
+
5.9
=
12.2
2
3.3
+
5.3
=
8.6
3
6.4
+
1.1
=
7.5
4
6.3
+
5.6
=
11.9
5
5.3
+
1.9
=
7.2
6
1.2
+
6.6
=
7.8
7
5.3
+
8.5
=
13.8
8
8.9
+
2.9
=
11.8
9
4.8
+
8.6
=
13.4
10
1.6
+
2.6
=
4.2
11
3.6
+
6.3
=
9.9
12
2.6
+
4.6
=
7.2
13
1.2
+
1.4
=
2.6
14
8.5
+
2.5
=
11
15
2.2
+
6.5
=
8.7