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소숫점: 1자리 덧셈58

1
5.8
+
6.6
=
12.4
2
6.1
+
9.4
=
15.5
3
1.8
+
4.9
=
6.7
4
8.4
+
7.9
=
16.3
5
4.7
+
4.1
=
8.8
6
1.6
+
3.9
=
5.5
7
4.3
+
4.3
=
8.6
8
4.1
+
8.9
=
13
9
2.5
+
3.5
=
6
10
8.2
+
3.9
=
12.1
11
7.4
+
6.3
=
13.7
12
7.1
+
7.3
=
14.4
13
1.9
+
4.5
=
6.4
14
7.4
+
3.9
=
11.3
15
1.2
+
9.2
=
10.4