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소수점 1자리 덧셈

1
1.6
+
7.5
=
9.1
2
3.5
+
4.8
=
8.3
3
9.6
+
9.1
=
18.7
4
9.2
+
4.7
=
13.9
5
5.7
+
4.1
=
9.8
6
9.7
+
1.2
=
10.9
7
6.8
+
6.1
=
12.9
8
1.5
+
2.8
=
4.3
9
3.8
+
8.5
=
12.3
10
8.5
+
8.5
=
17
11
4.6
+
7.7
=
12.3
12
8.3
+
1.2
=
9.5
13
3.9
+
2.9
=
6.8
14
1.5
+
3.3
=
4.8
15
1.5
+
2.2
=
3.7