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소수점 1자리 덧셈

1
2.7
+
2.3
=
5
2
5.6
+
3.4
=
9
3
2.1
+
6.5
=
8.6
4
2.5
+
5.3
=
7.8
5
2.3
+
5.4
=
7.7
6
1.3
+
2.7
=
4
7
3.1
+
9.5
=
12.6
8
3.5
+
6.8
=
10.3
9
5.2
+
6.6
=
11.8
10
9.6
+
2.7
=
12.3
11
3.2
+
1.4
=
4.6
12
1.5
+
9.1
=
10.6
13
7.3
+
1.9
=
9.2
14
7.7
+
5.4
=
13.1
15
6.8
+
4.6
=
11.4