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소숫점: 1자리 덧셈28

1
2.8
+
8.2
=
11
2
6.4
+
2.4
=
8.8
3
1.2
+
8.2
=
9.4
4
7.4
+
5.4
=
12.8
5
2.1
+
6.7
=
8.8
6
1.4
+
2.9
=
4.3
7
5.4
+
9.2
=
14.6
8
3.9
+
1.5
=
5.4
9
3.1
+
9.5
=
12.6
10
1.2
+
1.1
=
2.3
11
3.2
+
1.8
=
5
12
1.5
+
9.6
=
11.1
13
9.7
+
1.5
=
11.2
14
5.6
+
5.7
=
11.3
15
9.6
+
6.2
=
15.8