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소숫점: 1자리 덧셈11

1
1.1
+
5.7
=
6.8
2
8.7
+
8.1
=
16.8
3
2.4
+
2.1
=
4.5
4
2.2
+
4.6
=
6.8
5
3.8
+
5.3
=
9.1
6
6.2
+
4.3
=
10.5
7
7.1
+
3.3
=
10.4
8
3.6
+
1.5
=
5.1
9
3.5
+
1.2
=
4.7
10
5.6
+
1.4
=
7
11
1.4
+
9.9
=
11.3
12
5.3
+
3.2
=
8.5
13
7.3
+
7.5
=
14.8
14
6.4
+
4.9
=
11.3
15
6.6
+
1.2
=
7.8