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소숫점: 1자리 덧셈

1
4.4
+
4.1
=
8.5
2
8.9
+
6.5
=
15.4
3
5.4
+
2.5
=
7.9
4
3.5
+
7.8
=
11.3
5
3.4
+
1.9
=
5.3
6
4.2
+
2.5
=
6.7
7
2.7
+
8.2
=
10.9
8
1.5
+
1.4
=
2.9
9
3.3
+
4.7
=
8
10
1.7
+
7.6
=
9.3
11
1.3
+
3.1
=
4.4
12
7.3
+
2.2
=
9.5
13
2.6
+
6.3
=
8.9
14
2.2
+
4.1
=
6.3
15
1.7
+
4.1
=
5.8