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소수점 1자리 덧셈

1
3.5
+
5.3
=
8.8
2
8.5
+
8.4
=
16.9
3
7.7
+
4.6
=
12.3
4
8.2
+
6.9
=
15.1
5
6.4
+
1.7
=
8.1
6
1.4
+
1.3
=
2.7
7
5.5
+
4.6
=
10.1
8
6.1
+
9.1
=
15.2
9
6.5
+
9.2
=
15.7
10
3.5
+
9.3
=
12.8
11
2.9
+
4.8
=
7.7
12
3.3
+
5.1
=
8.4
13
3.3
+
2.6
=
5.9
14
4.7
+
7.9
=
12.6
15
3.9
+
6.9
=
10.8
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