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소수점 1자리 덧셈

1
2.2
+
4.6
=
6.8
2
1.6
+
3.1
=
4.7
3
8.6
+
5.2
=
13.8
4
5.6
+
3.1
=
8.7
5
1.1
+
7.2
=
8.3
6
3.2
+
4.2
=
7.4
7
3.1
+
7.5
=
10.6
8
7.8
+
3.1
=
10.9
9
2.1
+
8.5
=
10.6
10
3.5
+
5.8
=
9.3
11
5.4
+
7.8
=
13.2
12
3.8
+
2.2
=
6
13
8.2
+
5.6
=
13.8
14
4.5
+
9.3
=
13.8
15
1.5
+
6.1
=
7.6
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