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소숫점: 1자리 덧셈27

1
2.7
+
7.2
=
9.9
2
8.4
+
4.2
=
12.6
3
4.3
+
7.4
=
11.7
4
1.3
+
9.3
=
10.6
5
8.4
+
2.2
=
10.6
6
2.6
+
2.9
=
5.5
7
2.3
+
4.8
=
7.1
8
5.2
+
5.3
=
10.5
9
3.2
+
4.2
=
7.4
10
8.4
+
2.7
=
11.1
11
2.8
+
5.4
=
8.2
12
5.2
+
8.5
=
13.7
13
8.2
+
2.5
=
10.7
14
2.4
+
1.3
=
3.7
15
4.8
+
4.5
=
9.3