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소숫점: 1자리 덧셈54

1
5.4
+
8.2
=
13.6
2
6.9
+
5.7
=
12.6
3
2.3
+
9.1
=
11.4
4
4.3
+
7.3
=
11.6
5
4.1
+
1.6
=
5.7
6
2.6
+
9.3
=
11.9
7
5.7
+
3.3
=
9
8
4.5
+
9.1
=
13.6
9
3.1
+
4.7
=
7.8
10
2.6
+
1.5
=
4.1
11
5.5
+
8.6
=
14.1
12
4.8
+
5.3
=
10.1
13
8.5
+
7.1
=
15.6
14
6.1
+
2.1
=
8.2
15
1.1
+
9.3
=
10.4