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소수점 1자리 덧셈

1
2.4
+
2.3
=
4.7
2
1.3
+
2.2
=
3.5
3
2.2
+
2.1
=
4.3
4
5.8
+
4.3
=
10.1
5
4.3
+
4.4
=
8.7
6
6.2
+
6.5
=
12.7
7
9.7
+
5.2
=
14.9
8
2.4
+
6.2
=
8.6
9
2.9
+
4.5
=
7.4
10
9.7
+
4.8
=
14.5
11
1.1
+
6.1
=
7.2
12
3.8
+
5.2
=
9
13
5.6
+
8.3
=
13.9
14
6.1
+
1.7
=
7.8
15
4.1
+
2.8
=
6.9