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소수점 1자리 덧셈

1
2.5
+
2.4
=
4.9
2
6.1
+
5.1
=
11.2
3
1.8
+
2.1
=
3.9
4
5.1
+
5.8
=
10.9
5
6.3
+
6.4
=
12.7
6
3.2
+
5.9
=
9.1
7
5.3
+
2.8
=
8.1
8
7.2
+
1.5
=
8.7
9
7.3
+
2.1
=
9.4
10
7.2
+
1.7
=
8.9
11
2.3
+
4.8
=
7.1
12
3.5
+
9.1
=
12.6
13
6.3
+
6.4
=
12.7
14
8.1
+
5.6
=
13.7
15
1.1
+
7.5
=
8.6