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소수점 1자리 덧셈

1
4.6
+
9.1
=
13.7
2
5.4
+
4.9
=
10.3
3
4.5
+
5.5
=
10
4
1.3
+
4.2
=
5.5
5
2.4
+
5.5
=
7.9
6
4.4
+
9.6
=
14
7
3.8
+
2.7
=
6.5
8
4.4
+
7.4
=
11.8
9
9.2
+
7.3
=
16.5
10
2.9
+
6.1
=
9
11
3.5
+
9.9
=
13.4
12
3.5
+
4.6
=
8.1
13
5.1
+
7.6
=
12.7
14
4.2
+
2.4
=
6.6
15
3.1
+
5.7
=
8.8