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소수점 1자리 덧셈

1
3.2
+
9.2
=
12.4
2
5.3
+
1.4
=
6.7
3
3.2
+
4.3
=
7.5
4
4.9
+
5.1
=
10
5
1.2
+
5.8
=
7
6
6.2
+
6.5
=
12.7
7
8.1
+
4.7
=
12.8
8
6.1
+
8.9
=
15
9
5.2
+
9.5
=
14.7
10
6.6
+
7.7
=
14.3
11
7.5
+
5.2
=
12.7
12
6.2
+
4.2
=
10.4
13
2.1
+
6.9
=
9
14
7.9
+
3.4
=
11.3
15
3.7
+
9.2
=
12.9