소수점 1자리 덧셈
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소숫점: 1자리 덧셈57
1
5.7
+
2.5
=
8.2
2
7.6
+
3.7
=
11.3
3
5.2
+
1.9
=
7.1
4
4.9
+
8.4
=
13.3
5
5.9
+
5.9
=
11.8
6
9.6
+
3.4
=
13
7
8.9
+
5.6
=
14.5
8
5.4
+
3.3
=
8.7
9
8.7
+
4.8
=
13.5
10
3.5
+
2.3
=
5.8
11
6.9
+
3.5
=
10.4
12
4.3
+
7.6
=
11.9
13
3.3
+
4.6
=
7.9
14
7.6
+
2.3
=
9.9
15
5.2
+
3.3
=
8.5