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소숫점: 1자리 덧셈59

1
5.9
+
7.2
=
13.1
2
2.7
+
5.9
=
8.6
3
6.4
+
8.6
=
15
4
8.4
+
2.4
=
10.8
5
7.8
+
1.4
=
9.2
6
3.9
+
7.3
=
11.2
7
6.6
+
3.4
=
10
8
4.1
+
5.9
=
10
9
4.8
+
2.5
=
7.3
10
5.8
+
8.6
=
14.4
11
2.1
+
1.8
=
3.9
12
6.4
+
7.5
=
13.9
13
4.6
+
3.5
=
8.1
14
1.4
+
4.4
=
5.8
15
1.3
+
4.4
=
5.7