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소수점 1자리 덧셈

1
8.2
+
4.1
=
12.3
2
4.5
+
2.5
=
7
3
5.9
+
5.9
=
11.8
4
1.8
+
7.4
=
9.2
5
5.4
+
7.2
=
12.6
6
3.6
+
1.4
=
5
7
9.9
+
4.7
=
14.6
8
3.4
+
8.1
=
11.5
9
1.6
+
4.8
=
6.4
10
8.1
+
2.9
=
11
11
5.2
+
4.7
=
9.9
12
3.4
+
1.9
=
5.3
13
1.3
+
3.4
=
4.7
14
6.1
+
3.5
=
9.6
15
2.1
+
5.5
=
7.6