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소수점 1자리 덧셈

1
5.2
+
2.9
=
8.1
2
3.5
+
4.6
=
8.1
3
5.2
+
7.3
=
12.5
4
9.8
+
4.2
=
14
5
4.5
+
3.9
=
8.4
6
2.2
+
4.6
=
6.8
7
3.3
+
2.7
=
6
8
5.3
+
9.2
=
14.5
9
4.3
+
2.1
=
6.4
10
3.6
+
3.4
=
7
11
1.3
+
8.1
=
9.4
12
6.7
+
6.1
=
12.8
13
2.2
+
2.9
=
5.1
14
6.1
+
9.6
=
15.7
15
2.8
+
1.5
=
4.3