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소숫점: 1자리 덧셈59

1
5.9
+
7.1
=
13
2
4.4
+
4.9
=
9.3
3
2.5
+
8.3
=
10.8
4
8.4
+
2.8
=
11.2
5
1.2
+
9.1
=
10.3
6
5.4
+
4.1
=
9.5
7
7.5
+
3.6
=
11.1
8
5.1
+
1.8
=
6.9
9
4.3
+
5.6
=
9.9
10
6.4
+
9.4
=
15.8
11
6.2
+
3.1
=
9.3
12
2.2
+
5.1
=
7.3
13
2.8
+
7.1
=
9.9
14
6.3
+
9.4
=
15.7
15
6.4
+
8.4
=
14.8