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소숫점: 1자리 덧셈63

1
6.3
+
1.5
=
7.8
2
2.8
+
5.7
=
8.5
3
2.2
+
4.9
=
7.1
4
1.2
+
5.4
=
6.6
5
5.4
+
8.8
=
14.2
6
2.5
+
8.2
=
10.7
7
5.4
+
6.3
=
11.7
8
5.6
+
7.4
=
13
9
9.3
+
4.6
=
13.9
10
2.5
+
3.3
=
5.8
11
7.7
+
1.1
=
8.8
12
3.4
+
4.4
=
7.8
13
3.5
+
1.4
=
4.9
14
4.5
+
2.9
=
7.4
15
6.2
+
1.9
=
8.1