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소숫점: 1자리 덧셈38

1
3.8
+
9.4
=
13.2
2
4.5
+
1.2
=
5.7
3
5.4
+
2.5
=
7.9
4
7.5
+
4.5
=
12
5
3.5
+
6.1
=
9.6
6
3.2
+
8.6
=
11.8
7
3.9
+
8.6
=
12.5
8
1.8
+
3.2
=
5
9
5.3
+
5.5
=
10.8
10
3.4
+
8.4
=
11.8
11
3.1
+
5.3
=
8.4
12
3.1
+
4.8
=
7.9
13
3.8
+
8.1
=
11.9
14
1.7
+
5.5
=
7.2
15
9.4
+
9.5
=
18.9