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소숫점: 1자리 덧셈

1
2.6
+
2.4
=
5
2
9.5
+
3.4
=
12.9
3
2.8
+
8.3
=
11.1
4
9.8
+
3.5
=
13.3
5
2.5
+
3.1
=
5.6
6
7.2
+
8.9
=
16.1
7
2.4
+
1.8
=
4.2
8
6.2
+
6.3
=
12.5
9
9.3
+
1.1
=
10.4
10
1.4
+
5.3
=
6.7
11
3.9
+
1.6
=
5.5
12
6.4
+
7.3
=
13.7
13
3.7
+
4.5
=
8.2
14
3.5
+
1.3
=
4.8
15
9.1
+
9.5
=
18.6