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소숫점: 1자리 덧셈28

1
2.8
+
1.5
=
4.3
2
9.3
+
7.9
=
17.2
3
5.8
+
2.1
=
7.9
4
9.5
+
8.6
=
18.1
5
2.4
+
1.1
=
3.5
6
3.6
+
3.9
=
7.5
7
7.4
+
4.8
=
12.2
8
2.5
+
7.3
=
9.8
9
5.8
+
3.4
=
9.2
10
3.2
+
2.2
=
5.4
11
3.1
+
1.6
=
4.7
12
1.3
+
1.6
=
2.9
13
4.5
+
6.6
=
11.1
14
2.2
+
1.1
=
3.3
15
6.7
+
8.2
=
14.9