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소숫점: 1자리 덧셈11

1
1.1
+
8.3
=
9.4
2
4.2
+
2.3
=
6.5
3
7.2
+
3.6
=
10.8
4
8.4
+
2.3
=
10.7
5
2.5
+
2.7
=
5.2
6
3.4
+
3.4
=
6.8
7
8.8
+
5.3
=
14.1
8
9.3
+
3.1
=
12.4
9
5.5
+
5.5
=
11
10
2.9
+
2.3
=
5.2
11
1.4
+
5.5
=
6.9
12
3.1
+
3.4
=
6.5
13
7.8
+
1.5
=
9.3
14
4.3
+
8.1
=
12.4
15
1.8
+
5.4
=
7.2