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소수점 1자리 덧셈

1
4.2
+
6.1
=
10.3
2
4.5
+
7.7
=
12.2
3
3.8
+
9.3
=
13.1
4
1.6
+
2.3
=
3.9
5
4.5
+
7.2
=
11.7
6
5.5
+
8.5
=
14
7
7.4
+
2.7
=
10.1
8
4.7
+
2.6
=
7.3
9
4.1
+
7.7
=
11.8
10
3.5
+
1.3
=
4.8
11
5.2
+
1.6
=
6.8
12
5.9
+
7.2
=
13.1
13
1.7
+
3.8
=
5.5
14
1.2
+
7.8
=
9
15
1.2
+
6.2
=
7.4