소수점 1자리 덧셈
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소숫점: 1자리 덧셈42
1
4.2
+
6.5
=
10.7
2
4.2
+
5.9
=
10.1
3
9.1
+
3.7
=
12.8
4
2.7
+
6.1
=
8.8
5
5.3
+
1.6
=
6.9
6
3.5
+
2.5
=
6
7
3.2
+
2.3
=
5.5
8
2.8
+
3.1
=
5.9
9
1.2
+
2.6
=
3.8
10
6.9
+
2.5
=
9.4
11
7.5
+
3.9
=
11.4
12
2.5
+
4.2
=
6.7
13
2.2
+
8.3
=
10.5
14
7.8
+
6.3
=
14.1
15
7.4
+
1.1
=
8.5