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소수점 1자리 덧셈

1
2.8
+
3.3
=
6.1
2
6.8
+
2.2
=
9
3
3.7
+
4.3
=
8
4
1.1
+
3.1
=
4.2
5
8.5
+
2.5
=
11
6
1.6
+
2.3
=
3.9
7
4.6
+
5.8
=
10.4
8
4.8
+
8.4
=
13.2
9
1.8
+
5.4
=
7.2
10
1.3
+
1.6
=
2.9
11
5.3
+
2.2
=
7.5
12
2.4
+
1.2
=
3.6
13
4.9
+
6.3
=
11.2
14
7.4
+
3.5
=
10.9
15
2.6
+
9.7
=
12.3