소수점 1자리 덧셈
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소숫점: 1자리 덧셈39
1
3.9
+
3.5
=
7.4
2
6.6
+
2.1
=
8.7
3
8.1
+
6.1
=
14.2
4
5.8
+
1.3
=
7.1
5
4.3
+
4.1
=
8.4
6
6.2
+
5.9
=
12.1
7
7.4
+
4.6
=
12
8
1.5
+
5.2
=
6.7
9
8.4
+
4.8
=
13.2
10
2.3
+
7.2
=
9.5
11
1.5
+
3.4
=
4.9
12
1.2
+
1.6
=
2.8
13
4.6
+
7.8
=
12.4
14
8.1
+
7.4
=
15.5
15
4.1
+
3.5
=
7.6