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소수점 1자리 덧셈

1
4.7
+
2.4
=
7.1
2
6.2
+
3.8
=
10
3
3.9
+
5.6
=
9.5
4
7.2
+
4.6
=
11.8
5
5.1
+
2.4
=
7.5
6
9.6
+
3.1
=
12.7
7
9.2
+
5.5
=
14.7
8
1.6
+
2.7
=
4.3
9
2.1
+
2.5
=
4.6
10
5.5
+
3.9
=
9.4
11
4.2
+
9.1
=
13.3
12
4.6
+
6.1
=
10.7
13
4.1
+
3.5
=
7.6
14
3.1
+
8.5
=
11.6
15
4.6
+
5.6
=
10.2