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소수점 1자리 덧셈

1
5.4
+
7.9
=
13.3
2
3.3
+
6.3
=
9.6
3
9.4
+
7.1
=
16.5
4
3.1
+
4.2
=
7.3
5
8.3
+
5.9
=
14.2
6
5.1
+
5.7
=
10.8
7
2.2
+
8.1
=
10.3
8
8.3
+
4.5
=
12.8
9
4.3
+
3.9
=
8.2
10
6.3
+
1.3
=
7.6
11
1.3
+
8.2
=
9.5
12
3.6
+
1.3
=
4.9
13
4.6
+
8.5
=
13.1
14
1.4
+
4.1
=
5.5
15
2.6
+
8.3
=
10.9