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소수점 1자리 덧셈

1
1.9
+
9.4
=
11.3
2
8.8
+
2.1
=
10.9
3
3.5
+
9.5
=
13
4
1.7
+
5.1
=
6.8
5
6.2
+
1.5
=
7.7
6
4.4
+
3.6
=
8
7
5.3
+
3.9
=
9.2
8
5.4
+
5.1
=
10.5
9
8.7
+
2.5
=
11.2
10
9.5
+
3.1
=
12.6
11
1.6
+
4.3
=
5.9
12
1.5
+
8.9
=
10.4
13
1.9
+
1.3
=
3.2
14
6.5
+
7.4
=
13.9
15
1.5
+
2.5
=
4