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소수점 1자리 덧셈

1
5.7
+
4.3
=
10
2
5.3
+
4.7
=
10
3
2.4
+
9.8
=
12.2
4
9.1
+
1.3
=
10.4
5
9.1
+
3.1
=
12.2
6
3.9
+
6.4
=
10.3
7
6.2
+
9.4
=
15.6
8
4.5
+
5.3
=
9.8
9
3.4
+
8.2
=
11.6
10
2.6
+
6.5
=
9.1
11
4.2
+
4.9
=
9.1
12
2.5
+
1.6
=
4.1
13
2.5
+
6.5
=
9
14
1.3
+
5.3
=
6.6
15
4.2
+
8.5
=
12.7