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소수점 1자리 덧셈

1
2.8
+
8.3
=
11.1
2
9.2
+
7.1
=
16.3
3
2.9
+
1.6
=
4.5
4
8.3
+
8.9
=
17.2
5
1.7
+
7.2
=
8.9
6
7.2
+
2.9
=
10.1
7
6.2
+
8.4
=
14.6
8
9.1
+
1.3
=
10.4
9
1.3
+
7.3
=
8.6
10
5.3
+
2.5
=
7.8
11
3.2
+
6.7
=
9.9
12
3.6
+
7.4
=
11
13
4.1
+
2.6
=
6.7
14
3.1
+
1.3
=
4.4
15
3.8
+
6.1
=
9.9