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소숫점: 1자리 덧셈14

1
1.4
+
8.1
=
9.5
2
3.8
+
4.5
=
8.3
3
7.1
+
6.7
=
13.8
4
2.5
+
9.4
=
11.9
5
7.8
+
1.9
=
9.7
6
6.8
+
1.4
=
8.2
7
7.1
+
4.9
=
12
8
5.6
+
6.2
=
11.8
9
9.5
+
1.5
=
11
10
9.2
+
9.8
=
19
11
1.3
+
3.5
=
4.8
12
4.1
+
5.4
=
9.5
13
5.2
+
5.9
=
11.1
14
6.3
+
6.1
=
12.4
15
5.3
+
9.6
=
14.9