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소수점 1자리 덧셈

1
6.1
+
1.7
=
7.8
2
6.6
+
3.6
=
10.2
3
2.1
+
9.3
=
11.4
4
7.8
+
8.2
=
16
5
1.6
+
4.5
=
6.1
6
2.3
+
5.6
=
7.9
7
4.1
+
8.3
=
12.4
8
1.4
+
1.3
=
2.7
9
2.1
+
5.5
=
7.6
10
1.3
+
4.4
=
5.7
11
3.9
+
5.5
=
9.4
12
8.2
+
2.6
=
10.8
13
2.8
+
5.3
=
8.1
14
8.5
+
9.1
=
17.6
15
2.7
+
5.4
=
8.1
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