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소숫점: 1자리 덧셈58

1
5.8
+
2.1
=
7.9
2
2.3
+
3.5
=
5.8
3
3.1
+
9.3
=
12.4
4
2.9
+
4.5
=
7.4
5
1.1
+
7.2
=
8.3
6
7.8
+
7.3
=
15.1
7
1.4
+
5.1
=
6.5
8
9.3
+
3.9
=
13.2
9
7.2
+
6.3
=
13.5
10
8.3
+
3.3
=
11.6
11
8.2
+
6.4
=
14.6
12
3.7
+
7.5
=
11.2
13
2.9
+
3.1
=
6
14
4.2
+
1.5
=
5.7
15
4.1
+
1.7
=
5.8