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소수점 1자리 덧셈

1
1.8
+
5.8
=
7.6
2
2.5
+
5.3
=
7.8
3
6.2
+
2.8
=
9
4
1.1
+
3.3
=
4.4
5
7.3
+
5.7
=
13
6
1.1
+
6.6
=
7.7
7
1.9
+
5.8
=
7.7
8
4.2
+
5.1
=
9.3
9
2.3
+
3.2
=
5.5
10
8.5
+
2.3
=
10.8
11
4.3
+
2.8
=
7.1
12
2.1
+
4.5
=
6.6
13
8.4
+
7.3
=
15.7
14
4.7
+
3.2
=
7.9
15
9.6
+
3.1
=
12.7