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소숫점: 1자리 덧셈59

1
5.9
+
2.4
=
8.3
2
1.2
+
8.5
=
9.7
3
2.8
+
1.9
=
4.7
4
5.4
+
8.4
=
13.8
5
4.7
+
2.1
=
6.8
6
2.6
+
3.3
=
5.9
7
2.1
+
3.8
=
5.9
8
5.7
+
1.1
=
6.8
9
2.4
+
3.6
=
6
10
8.5
+
1.2
=
9.7
11
4.5
+
1.4
=
5.9
12
4.5
+
3.1
=
7.6
13
5.3
+
5.5
=
10.8
14
5.6
+
4.2
=
9.8
15
6.3
+
5.2
=
11.5