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소숫점: 1자리 덧셈30

1
3.3
+
6.2
=
9.5
2
8.5
+
9.7
=
18.2
3
4.3
+
9.4
=
13.7
4
3.3
+
5.3
=
8.6
5
8.3
+
6.6
=
14.9
6
6.3
+
9.5
=
15.8
7
1.3
+
5.2
=
6.5
8
1.2
+
6.4
=
7.6
9
5.2
+
2.8
=
8
10
1.2
+
7.3
=
8.5
11
4.5
+
6.2
=
10.7
12
2.4
+
1.5
=
3.9
13
5.7
+
5.3
=
11
14
5.3
+
3.8
=
9.1
15
2.6
+
5.1
=
7.7