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소숫점: 1자리 덧셈28

1
2.8
+
1.2
=
4
2
9.1
+
5.9
=
15
3
8.2
+
8.5
=
16.7
4
1.2
+
6.3
=
7.5
5
5.4
+
9.9
=
15.3
6
4.9
+
1.6
=
6.5
7
1.4
+
1.6
=
3
8
3.4
+
2.2
=
5.6
9
7.6
+
4.5
=
12.1
10
3.8
+
3.5
=
7.3
11
7.2
+
2.2
=
9.4
12
1.8
+
5.7
=
7.5
13
5.4
+
7.2
=
12.6
14
1.3
+
3.8
=
5.1
15
1.4
+
3.7
=
5.1