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소수점 1자리 덧셈

1
4.7
+
2.4
=
7.1
2
3.2
+
1.3
=
4.5
3
4.1
+
6.9
=
11
4
5.6
+
5.8
=
11.4
5
4.5
+
3.5
=
8
6
8.3
+
3.7
=
12
7
1.4
+
6.8
=
8.2
8
4.8
+
8.4
=
13.2
9
1.4
+
2.4
=
3.8
10
8.2
+
2.9
=
11.1
11
5.2
+
1.2
=
6.4
12
2.3
+
5.5
=
7.8
13
7.4
+
7.6
=
15
14
5.1
+
7.2
=
12.3
15
8.5
+
6.7
=
15.2