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소수점 1자리 덧셈

1
1.8
+
1.1
=
2.9
2
9.5
+
3.3
=
12.8
3
4.1
+
6.2
=
10.3
4
2.9
+
1.6
=
4.5
5
2.4
+
9.5
=
11.9
6
3.1
+
2.5
=
5.6
7
4.3
+
3.2
=
7.5
8
2.3
+
4.2
=
6.5
9
4.1
+
8.5
=
12.6
10
6.8
+
5.7
=
12.5
11
8.9
+
8.5
=
17.4
12
9.1
+
2.9
=
12
13
6.6
+
3.2
=
9.8
14
4.7
+
1.6
=
6.3
15
8.1
+
6.7
=
14.8