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소수점 1자리 덧셈

1
1.5
+
4.2
=
5.7
2
4.4
+
4.6
=
9
3
4.6
+
3.9
=
8.5
4
2.4
+
8.3
=
10.7
5
8.5
+
3.6
=
12.1
6
5.1
+
4.9
=
10
7
2.8
+
2.5
=
5.3
8
8.1
+
1.8
=
9.9
9
5.8
+
1.3
=
7.1
10
7.3
+
1.5
=
8.8
11
7.1
+
3.6
=
10.7
12
1.2
+
3.3
=
4.5
13
2.4
+
4.3
=
6.7
14
3.4
+
4.4
=
7.8
15
9.8
+
1.8
=
11.6
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