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소수점 1자리 덧셈

1
5.7
+
2.3
=
8
2
6.5
+
1.1
=
7.6
3
6.1
+
9.3
=
15.4
4
8.1
+
3.3
=
11.4
5
7.7
+
5.1
=
12.8
6
8.2
+
1.2
=
9.4
7
5.4
+
9.6
=
15
8
6.3
+
4.5
=
10.8
9
5.6
+
8.9
=
14.5
10
1.1
+
6.8
=
7.9
11
5.7
+
5.2
=
10.9
12
8.7
+
2.5
=
11.2
13
6.1
+
1.6
=
7.7
14
3.6
+
7.3
=
10.9
15
7.2
+
4.1
=
11.3