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소수점 1자리 덧셈

1
2.8
+
4.2
=
7
2
8.7
+
3.6
=
12.3
3
3.8
+
7.6
=
11.4
4
1.2
+
1.3
=
2.5
5
7.3
+
1.5
=
8.8
6
5.7
+
9.1
=
14.8
7
4.6
+
1.7
=
6.3
8
5.5
+
4.4
=
9.9
9
4.1
+
3.1
=
7.2
10
5.2
+
4.8
=
10
11
2.3
+
3.2
=
5.5
12
8.2
+
5.4
=
13.6
13
8.8
+
1.1
=
9.9
14
1.2
+
6.1
=
7.3
15
2.7
+
4.3
=
7