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소수점 1자리 덧셈

1
4.6
+
8.3
=
12.9
2
8.8
+
3.7
=
12.5
3
5.4
+
6.8
=
12.2
4
1.1
+
4.5
=
5.6
5
1.2
+
5.9
=
7.1
6
6.5
+
7.2
=
13.7
7
4.6
+
6.3
=
10.9
8
5.4
+
2.1
=
7.5
9
4.4
+
2.2
=
6.6
10
2.2
+
8.9
=
11.1
11
4.3
+
7.4
=
11.7
12
8.7
+
5.5
=
14.2
13
3.3
+
7.4
=
10.7
14
5.6
+
8.1
=
13.7
15
6.2
+
3.3
=
9.5