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소숫점: 1자리 덧셈

1
4.9
+
3.4
=
8.3
2
2.1
+
5.4
=
7.5
3
8.1
+
2.6
=
10.7
4
2.7
+
2.6
=
5.3
5
1.4
+
9.4
=
10.8
6
4.4
+
5.5
=
9.9
7
5.1
+
1.4
=
6.5
8
6.6
+
3.8
=
10.4
9
3.2
+
2.9
=
6.1
10
6.3
+
5.2
=
11.5
11
6.5
+
9.6
=
16.1
12
5.6
+
4.4
=
10
13
8.9
+
2.3
=
11.2
14
1.3
+
1.2
=
2.5
15
6.2
+
6.3
=
12.5