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소숫점: 1자리 덧셈27

1
2.7
+
9.1
=
11.8
2
9.1
+
3.9
=
13
3
4.8
+
6.1
=
10.9
4
3.1
+
2.1
=
5.2
5
7.6
+
7.5
=
15.1
6
3.1
+
6.3
=
9.4
7
4.5
+
5.4
=
9.9
8
9.7
+
5.4
=
15.1
9
7.5
+
9.3
=
16.8
10
4.3
+
3.5
=
7.8
11
9.3
+
3.5
=
12.8
12
3.6
+
7.4
=
11
13
9.6
+
3.7
=
13.3
14
5.3
+
7.2
=
12.5
15
2.3
+
3.7
=
6