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소숫점: 1자리 덧셈13

1
1.3
+
9.1
=
10.4
2
9.3
+
4.1
=
13.4
3
4.2
+
5.7
=
9.9
4
2.4
+
5.2
=
7.6
5
7.8
+
4.1
=
11.9
6
5.2
+
5.2
=
10.4
7
6.8
+
3.1
=
9.9
8
3.2
+
5.1
=
8.3
9
3.2
+
1.9
=
5.1
10
2.2
+
9.2
=
11.4
11
9.1
+
1.7
=
10.8
12
3.5
+
4.1
=
7.6
13
4.8
+
6.6
=
11.4
14
1.3
+
4.4
=
5.7
15
9.5
+
1.7
=
11.2