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소수점 1자리 덧셈

1
5.2
+
3.9
=
9.1
2
5.4
+
6.6
=
12
3
3.1
+
2.6
=
5.7
4
7.5
+
4.3
=
11.8
5
4.4
+
8.4
=
12.8
6
6.6
+
1.9
=
8.5
7
2.4
+
6.5
=
8.9
8
7.5
+
5.7
=
13.2
9
7.2
+
6.8
=
14
10
2.4
+
3.8
=
6.2
11
4.2
+
9.3
=
13.5
12
8.9
+
1.1
=
10
13
7.6
+
6.6
=
14.2
14
7.2
+
5.2
=
12.4
15
3.7
+
6.4
=
10.1