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소수점 1자리 덧셈

1
2.4
+
7.5
=
9.9
2
6.9
+
5.2
=
12.1
3
4.5
+
6.8
=
11.3
4
1.6
+
9.1
=
10.7
5
2.3
+
5.9
=
8.2
6
3.8
+
5.3
=
9.1
7
4.9
+
5.5
=
10.4
8
5.4
+
3.8
=
9.2
9
2.1
+
1.9
=
4
10
8.2
+
5.6
=
13.8
11
6.6
+
9.5
=
16.1
12
8.1
+
8.8
=
16.9
13
3.2
+
5.1
=
8.3
14
7.5
+
2.5
=
10
15
4.8
+
1.8
=
6.6