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소수점 1자리 덧셈

1
8.3
+
5.9
=
14.2
2
9.3
+
9.2
=
18.5
3
1.5
+
3.8
=
5.3
4
2.5
+
4.2
=
6.7
5
3.3
+
4.1
=
7.4
6
8.9
+
3.3
=
12.2
7
4.3
+
1.7
=
6
8
2.5
+
2.3
=
4.8
9
3.1
+
5.2
=
8.3
10
3.1
+
8.1
=
11.2
11
1.4
+
4.7
=
6.1
12
1.5
+
9.3
=
10.8
13
2.9
+
1.6
=
4.5
14
3.2
+
3.2
=
6.4
15
2.3
+
1.5
=
3.8