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소수점 1자리 덧셈

1
5.9
+
1.8
=
7.7
2
6.5
+
1.1
=
7.6
3
3.7
+
5.5
=
9.2
4
2.3
+
3.7
=
6
5
8.2
+
1.8
=
10
6
6.3
+
7.5
=
13.8
7
3.4
+
1.8
=
5.2
8
5.3
+
7.5
=
12.8
9
2.2
+
8.5
=
10.7
10
8.3
+
4.1
=
12.4
11
3.2
+
6.7
=
9.9
12
3.2
+
9.1
=
12.3
13
4.8
+
2.8
=
7.6
14
2.2
+
5.1
=
7.3
15
6.9
+
3.2
=
10.1