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소수점 1자리 덧셈

1
1.9
+
3.5
=
5.4
2
5.1
+
1.3
=
6.4
3
5.5
+
4.6
=
10.1
4
2.4
+
5.9
=
8.3
5
2.5
+
8.5
=
11
6
9.8
+
2.2
=
12
7
7.3
+
5.8
=
13.1
8
5.9
+
2.8
=
8.7
9
6.3
+
3.3
=
9.6
10
9.9
+
6.2
=
16.1
11
1.5
+
9.8
=
11.3
12
7.2
+
3.6
=
10.8
13
5.5
+
9.1
=
14.6
14
1.8
+
2.5
=
4.3
15
2.3
+
2.1
=
4.4