소수점 1자리 덧셈
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소숫점: 1자리 덧셈45
1
4.5
+
2.4
=
6.9
2
3.3
+
2.3
=
5.6
3
9.5
+
5.2
=
14.7
4
9.5
+
4.6
=
14.1
5
7.4
+
7.7
=
15.1
6
2.8
+
7.2
=
10
7
7.8
+
8.6
=
16.4
8
1.3
+
1.7
=
3
9
6.2
+
8.5
=
14.7
10
5.3
+
5.7
=
11
11
2.1
+
6.6
=
8.7
12
5.5
+
2.5
=
8
13
5.3
+
5.5
=
10.8
14
2.9
+
2.3
=
5.2
15
8.4
+
2.1
=
10.5