소수점 1자리 덧셈
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소숫점: 1자리 덧셈23
1
2.3
+
5.1
=
7.4
2
9.8
+
2.3
=
12.1
3
7.1
+
9.2
=
16.3
4
1.1
+
3.4
=
4.5
5
8.3
+
7.2
=
15.5
6
5.6
+
4.1
=
9.7
7
9.3
+
2.4
=
11.7
8
6.3
+
8.1
=
14.4
9
1.7
+
6.7
=
8.4
10
1.8
+
7.2
=
9
11
3.9
+
4.7
=
8.6
12
5.1
+
9.8
=
14.9
13
7.4
+
4.9
=
12.3
14
3.2
+
2.9
=
6.1
15
5.6
+
2.8
=
8.4