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소숫점: 1자리 덧셈27

1
2.7
+
3.9
=
6.6
2
7.3
+
6.3
=
13.6
3
8.3
+
3.7
=
12
4
7.3
+
2.3
=
9.6
5
6.2
+
7.2
=
13.4
6
3.3
+
8.9
=
12.2
7
2.9
+
5.2
=
8.1
8
2.6
+
2.2
=
4.8
9
2.5
+
8.1
=
10.6
10
5.6
+
2.5
=
8.1
11
5.7
+
7.5
=
13.2
12
2.4
+
3.5
=
5.9
13
8.1
+
2.5
=
10.6
14
2.1
+
1.5
=
3.6
15
7.6
+
6.2
=
13.8