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소수점 1자리 덧셈

1
3.1
+
7.2
=
10.3
2
2.6
+
3.9
=
6.5
3
5.4
+
3.9
=
9.3
4
6.4
+
9.3
=
15.7
5
5.6
+
6.9
=
12.5
6
8.2
+
7.4
=
15.6
7
1.9
+
2.7
=
4.6
8
4.3
+
7.2
=
11.5
9
5.1
+
3.4
=
8.5
10
7.3
+
7.8
=
15.1
11
5.7
+
1.5
=
7.2
12
5.9
+
7.7
=
13.6
13
4.4
+
7.4
=
11.8
14
3.8
+
6.4
=
10.2
15
5.2
+
1.5
=
6.7