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소수점 1자리 덧셈

1
4.8
+
8.6
=
13.4
2
2.3
+
5.1
=
7.4
3
3.5
+
1.2
=
4.7
4
8.9
+
2.9
=
11.8
5
4.1
+
3.8
=
7.9
6
3.2
+
2.5
=
5.7
7
2.3
+
3.2
=
5.5
8
6.2
+
2.9
=
9.1
9
5.3
+
9.4
=
14.7
10
4.7
+
1.3
=
6
11
5.5
+
5.5
=
11
12
2.4
+
5.6
=
8
13
9.1
+
6.3
=
15.4
14
7.5
+
2.2
=
9.7
15
5.7
+
4.3
=
10