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소숫점: 1자리 덧셈58

1
5.8
+
9.5
=
15.3
2
4.5
+
2.2
=
6.7
3
1.4
+
6.3
=
7.7
4
3.2
+
7.8
=
11
5
5.4
+
5.2
=
10.6
6
2.5
+
3.5
=
6
7
3.8
+
2.3
=
6.1
8
7.2
+
5.3
=
12.5
9
3.7
+
1.2
=
4.9
10
2.7
+
2.1
=
4.8
11
3.4
+
9.2
=
12.6
12
5.1
+
6.5
=
11.6
13
3.8
+
3.3
=
7.1
14
7.1
+
7.4
=
14.5
15
6.4
+
1.9
=
8.3