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소숫점: 1자리 덧셈23

1
2.3
+
7.2
=
9.5
2
5.1
+
3.5
=
8.6
3
5.5
+
4.3
=
9.8
4
2.8
+
5.1
=
7.9
5
3.1
+
7.8
=
10.9
6
5.7
+
6.1
=
11.8
7
9.8
+
6.3
=
16.1
8
3.7
+
1.6
=
5.3
9
3.2
+
5.1
=
8.3
10
2.4
+
1.3
=
3.7
11
5.1
+
2.9
=
8
12
9.4
+
5.4
=
14.8
13
6.3
+
5.3
=
11.6
14
5.6
+
5.5
=
11.1
15
6.4
+
1.6
=
8