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소수점 1자리 덧셈

1
7.5
+
3.3
=
10.8
2
5.3
+
6.3
=
11.6
3
8.7
+
2.6
=
11.3
4
2.3
+
2.7
=
5
5
3.1
+
8.4
=
11.5
6
1.5
+
4.5
=
6
7
4.7
+
3.3
=
8
8
1.3
+
1.6
=
2.9
9
4.4
+
8.5
=
12.9
10
7.4
+
7.6
=
15
11
2.4
+
3.3
=
5.7
12
6.5
+
8.2
=
14.7
13
4.9
+
3.8
=
8.7
14
3.5
+
6.1
=
9.6
15
3.8
+
3.2
=
7