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소수점 1자리 덧셈

1
2.4
+
4.5
=
6.9
2
1.4
+
2.2
=
3.6
3
5.2
+
9.3
=
14.5
4
4.6
+
2.3
=
6.9
5
1.2
+
8.3
=
9.5
6
2.3
+
2.5
=
4.8
7
1.7
+
5.1
=
6.8
8
3.2
+
5.6
=
8.8
9
3.1
+
5.5
=
8.6
10
4.2
+
3.8
=
8
11
3.6
+
3.3
=
6.9
12
4.9
+
2.9
=
7.8
13
2.3
+
3.2
=
5.5
14
5.5
+
4.3
=
9.8
15
1.3
+
9.6
=
10.9