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소수점 1자리 덧셈

1
1.1
+
4.2
=
5.3
2
7.1
+
8.1
=
15.2
3
3.9
+
2.3
=
6.2
4
1.1
+
5.1
=
6.2
5
5.6
+
3.3
=
8.9
6
6.4
+
2.6
=
9
7
3.1
+
2.3
=
5.4
8
3.6
+
4.6
=
8.2
9
8.1
+
9.4
=
17.5
10
2.9
+
1.5
=
4.4
11
2.1
+
2.6
=
4.7
12
7.6
+
4.7
=
12.3
13
7.1
+
7.2
=
14.3
14
9.8
+
3.7
=
13.5
15
1.2
+
9.8
=
11