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소수점 1자리 덧셈

1
3.5
+
1.8
=
5.3
2
3.2
+
1.5
=
4.7
3
1.2
+
4.3
=
5.5
4
8.3
+
4.9
=
13.2
5
5.3
+
2.4
=
7.7
6
2.6
+
1.4
=
4
7
4.3
+
1.4
=
5.7
8
5.1
+
3.1
=
8.2
9
6.4
+
8.4
=
14.8
10
4.5
+
9.5
=
14
11
4.7
+
5.3
=
10
12
6.3
+
1.8
=
8.1
13
2.1
+
6.1
=
8.2
14
4.6
+
1.3
=
5.9
15
3.6
+
8.3
=
11.9