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소수점 1자리 덧셈

1
4.8
+
8.4
=
13.2
2
8.9
+
3.1
=
12
3
7.5
+
7.6
=
15.1
4
3.2
+
4.2
=
7.4
5
9.7
+
2.1
=
11.8
6
8.3
+
3.6
=
11.9
7
2.3
+
7.5
=
9.8
8
2.7
+
9.1
=
11.8
9
4.9
+
3.7
=
8.6
10
2.4
+
4.1
=
6.5
11
8.5
+
3.9
=
12.4
12
6.4
+
1.1
=
7.5
13
4.6
+
2.9
=
7.5
14
9.3
+
4.1
=
13.4
15
3.6
+
6.4
=
10
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