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소숫점: 1자리 덧셈54

1
5.4
+
2.1
=
7.5
2
4.1
+
4.3
=
8.4
3
9.5
+
4.6
=
14.1
4
5.3
+
8.1
=
13.4
5
9.3
+
4.4
=
13.7
6
7.1
+
3.6
=
10.7
7
1.9
+
8.2
=
10.1
8
7.3
+
3.8
=
11.1
9
7.3
+
8.9
=
16.2
10
3.5
+
1.1
=
4.6
11
8.4
+
6.8
=
15.2
12
3.3
+
4.5
=
7.8
13
6.2
+
3.1
=
9.3
14
7.5
+
1.5
=
9
15
9.5
+
4.1
=
13.6