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소수점 1자리 덧셈

1
3.9
+
1.1
=
5
2
7.6
+
5.3
=
12.9
3
9.1
+
1.1
=
10.2
4
5.2
+
3.5
=
8.7
5
4.2
+
9.5
=
13.7
6
3.1
+
4.1
=
7.2
7
1.1
+
6.5
=
7.6
8
5.5
+
4.4
=
9.9
9
2.6
+
2.3
=
4.9
10
5.6
+
6.1
=
11.7
11
7.4
+
9.6
=
17
12
5.9
+
7.4
=
13.3
13
9.5
+
5.3
=
14.8
14
1.1
+
2.7
=
3.8
15
2.8
+
2.3
=
5.1