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소수점 1자리 덧셈

1
2.5
+
2.8
=
5.3
2
3.7
+
2.9
=
6.6
3
4.2
+
2.6
=
6.8
4
4.5
+
8.2
=
12.7
5
6.1
+
3.6
=
9.7
6
7.2
+
9.5
=
16.7
7
5.2
+
1.5
=
6.7
8
1.2
+
2.5
=
3.7
9
1.1
+
7.7
=
8.8
10
4.5
+
8.2
=
12.7
11
7.4
+
3.3
=
10.7
12
9.1
+
3.1
=
12.2
13
2.7
+
4.3
=
7
14
6.4
+
5.4
=
11.8
15
4.2
+
9.5
=
13.7