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소수점 1자리 덧셈

1
3.5
+
2.3
=
5.8
2
4.4
+
7.5
=
11.9
3
8.8
+
4.3
=
13.1
4
2.2
+
8.3
=
10.5
5
9.6
+
5.8
=
15.4
6
2.2
+
5.1
=
7.3
7
1.5
+
6.9
=
8.4
8
4.9
+
4.2
=
9.1
9
5.8
+
6.1
=
11.9
10
9.4
+
1.6
=
11
11
5.7
+
6.3
=
12
12
3.8
+
5.6
=
9.4
13
2.3
+
4.9
=
7.2
14
4.9
+
8.4
=
13.3
15
6.8
+
5.8
=
12.6