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소수점 1자리 덧셈

1
5.5
+
1.4
=
6.9
2
4.1
+
5.3
=
9.4
3
4.4
+
5.2
=
9.6
4
7.4
+
9.7
=
17.1
5
4.9
+
8.5
=
13.4
6
4.3
+
3.1
=
7.4
7
2.3
+
4.3
=
6.6
8
6.6
+
1.4
=
8
9
6.2
+
2.3
=
8.5
10
9.9
+
4.1
=
14
11
4.9
+
3.7
=
8.6
12
2.4
+
3.3
=
5.7
13
2.9
+
2.6
=
5.5
14
2.3
+
2.3
=
4.6
15
3.4
+
1.8
=
5.2