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소수점 1자리 덧셈

1
5.9
+
6.4
=
12.3
2
4.3
+
5.6
=
9.9
3
2.3
+
2.2
=
4.5
4
9.3
+
6.3
=
15.6
5
3.7
+
2.2
=
5.9
6
7.8
+
3.5
=
11.3
7
1.6
+
1.3
=
2.9
8
2.2
+
7.1
=
9.3
9
3.8
+
5.7
=
9.5
10
9.3
+
3.8
=
13.1
11
9.2
+
2.9
=
12.1
12
8.2
+
5.3
=
13.5
13
6.4
+
2.6
=
9
14
2.9
+
6.4
=
9.3
15
4.5
+
4.8
=
9.3