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소수점 1자리 덧셈

1
2.2
+
6.1
=
8.3
2
5.4
+
4.4
=
9.8
3
9.1
+
2.1
=
11.2
4
1.6
+
9.1
=
10.7
5
8.1
+
5.2
=
13.3
6
7.4
+
3.1
=
10.5
7
3.7
+
4.2
=
7.9
8
4.7
+
6.5
=
11.2
9
3.1
+
4.1
=
7.2
10
6.5
+
7.5
=
14
11
4.5
+
4.2
=
8.7
12
8.1
+
2.5
=
10.6
13
8.4
+
3.1
=
11.5
14
5.5
+
4.2
=
9.7
15
1.5
+
2.5
=
4