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소수점 1자리 덧셈

1
3.8
+
4.7
=
8.5
2
3.8
+
5.1
=
8.9
3
3.1
+
3.2
=
6.3
4
3.1
+
4.3
=
7.4
5
7.1
+
8.1
=
15.2
6
1.3
+
4.6
=
5.9
7
7.3
+
8.4
=
15.7
8
1.1
+
4.7
=
5.8
9
8.5
+
2.7
=
11.2
10
2.5
+
8.6
=
11.1
11
6.3
+
5.1
=
11.4
12
4.1
+
3.8
=
7.9
13
9.4
+
6.1
=
15.5
14
3.8
+
3.8
=
7.6
15
1.2
+
9.4
=
10.6