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소수점 1자리 덧셈

1
5.3
+
7.1
=
12.4
2
2.7
+
2.6
=
5.3
3
9.4
+
8.9
=
18.3
4
3.7
+
3.7
=
7.4
5
2.5
+
4.4
=
6.9
6
2.2
+
4.1
=
6.3
7
3.6
+
2.6
=
6.2
8
5.8
+
2.2
=
8
9
4.5
+
2.2
=
6.7
10
6.2
+
6.5
=
12.7
11
1.5
+
9.1
=
10.6
12
2.5
+
4.3
=
6.8
13
6.6
+
4.3
=
10.9
14
8.5
+
6.9
=
15.4
15
2.2
+
8.4
=
10.6