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소숫점: 1자리 덧셈28

1
2.8
+
9.3
=
12.1
2
3.6
+
2.8
=
6.4
3
4.5
+
5.8
=
10.3
4
5.8
+
7.9
=
13.7
5
2.9
+
7.2
=
10.1
6
5.9
+
2.5
=
8.4
7
6.3
+
1.9
=
8.2
8
2.4
+
2.3
=
4.7
9
2.2
+
4.7
=
6.9
10
3.6
+
7.4
=
11
11
4.1
+
8.4
=
12.5
12
5.4
+
2.2
=
7.6
13
3.8
+
3.2
=
7
14
6.4
+
7.1
=
13.5
15
6.5
+
4.5
=
11