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소수점 1자리 덧셈

1
5.2
+
2.3
=
7.5
2
1.5
+
2.8
=
4.3
3
2.5
+
3.7
=
6.2
4
1.5
+
7.6
=
9.1
5
6.1
+
2.1
=
8.2
6
8.3
+
2.8
=
11.1
7
8.1
+
3.6
=
11.7
8
7.3
+
3.5
=
10.8
9
4.8
+
3.3
=
8.1
10
9.3
+
3.1
=
12.4
11
1.5
+
6.3
=
7.8
12
5.3
+
6.2
=
11.5
13
4.3
+
9.3
=
13.6
14
2.9
+
1.2
=
4.1
15
7.1
+
2.1
=
9.2
▲