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소수점 1자리 덧셈

1
1.9
+
5.3
=
7.2
2
3.7
+
5.2
=
8.9
3
2.2
+
4.9
=
7.1
4
8.7
+
2.9
=
11.6
5
9.4
+
6.7
=
16.1
6
2.1
+
6.5
=
8.6
7
9.8
+
5.5
=
15.3
8
8.1
+
5.9
=
14
9
2.9
+
1.1
=
4
10
8.1
+
5.7
=
13.8
11
1.2
+
2.4
=
3.6
12
1.5
+
7.5
=
9
13
3.3
+
2.3
=
5.6
14
4.5
+
2.1
=
6.6
15
7.4
+
3.6
=
11