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소수점 1자리 덧셈

1
3.3
+
7.5
=
10.8
2
4.2
+
5.4
=
9.6
3
1.1
+
2.7
=
3.8
4
4.2
+
3.9
=
8.1
5
1.7
+
3.3
=
5
6
6.2
+
3.9
=
10.1
7
2.5
+
6.6
=
9.1
8
3.4
+
9.6
=
13
9
3.2
+
5.6
=
8.8
10
5.1
+
9.9
=
15
11
2.8
+
4.4
=
7.2
12
6.3
+
4.7
=
11
13
3.9
+
5.1
=
9
14
5.8
+
8.2
=
14
15
4.1
+
6.1
=
10.2