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소수점 1자리 덧셈

1
4.5
+
3.2
=
7.7
2
3.5
+
7.9
=
11.4
3
5.8
+
1.5
=
7.3
4
8.2
+
2.5
=
10.7
5
9.2
+
1.4
=
10.6
6
3.2
+
4.3
=
7.5
7
4.9
+
2.7
=
7.6
8
6.5
+
5.7
=
12.2
9
2.3
+
5.4
=
7.7
10
2.2
+
1.1
=
3.3
11
1.2
+
3.7
=
4.9
12
3.2
+
3.8
=
7
13
6.3
+
5.4
=
11.7
14
2.2
+
8.2
=
10.4
15
6.4
+
6.1
=
12.5