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소숫점: 1자리 덧셈23

1
2.3
+
2.9
=
5.2
2
1.9
+
4.5
=
6.4
3
6.3
+
4.1
=
10.4
4
9.2
+
5.1
=
14.3
5
4.3
+
6.3
=
10.6
6
3.7
+
2.9
=
6.6
7
5.4
+
5.2
=
10.6
8
5.1
+
9.8
=
14.9
9
4.6
+
3.7
=
8.3
10
3.8
+
3.4
=
7.2
11
9.3
+
1.8
=
11.1
12
9.2
+
3.8
=
13
13
5.7
+
8.4
=
14.1
14
7.6
+
3.4
=
11
15
6.4
+
6.5
=
12.9