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소숫점: 1자리 덧셈28

1
2.8
+
4.5
=
7.3
2
6.5
+
5.7
=
12.2
3
3.5
+
2.3
=
5.8
4
7.6
+
6.4
=
14
5
8.9
+
7.5
=
16.4
6
1.2
+
1.3
=
2.5
7
4.3
+
2.3
=
6.6
8
1.7
+
1.6
=
3.3
9
4.2
+
7.3
=
11.5
10
2.4
+
5.2
=
7.6
11
4.2
+
5.4
=
9.6
12
2.9
+
6.3
=
9.2
13
5.2
+
3.3
=
8.5
14
5.1
+
3.5
=
8.6
15
4.1
+
3.9
=
8