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소숫점: 1자리 덧셈63

1
6.3
+
6.5
=
12.8
2
9.3
+
1.2
=
10.5
3
4.6
+
2.2
=
6.8
4
6.5
+
6.3
=
12.8
5
7.3
+
3.3
=
10.6
6
1.5
+
2.2
=
3.7
7
3.6
+
3.2
=
6.8
8
6.7
+
4.3
=
11
9
6.6
+
8.3
=
14.9
10
2.3
+
7.4
=
9.7
11
8.4
+
3.5
=
11.9
12
2.4
+
3.7
=
6.1
13
5.4
+
5.6
=
11
14
8.3
+
1.2
=
9.5
15
7.2
+
1.1
=
8.3