소수점 1자리 덧셈
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소숫점: 1자리 덧셈86
1
8.6
+
2.1
=
10.7
2
6.9
+
2.7
=
9.6
3
4.3
+
9.1
=
13.4
4
4.4
+
7.1
=
11.5
5
2.8
+
3.2
=
6
6
9.2
+
7.5
=
16.7
7
4.8
+
8.2
=
13
8
9.9
+
1.3
=
11.2
9
8.1
+
6.8
=
14.9
10
3.4
+
2.8
=
6.2
11
5.5
+
5.3
=
10.8
12
1.2
+
3.9
=
5.1
13
3.4
+
2.4
=
5.8
14
4.9
+
3.2
=
8.1
15
3.8
+
4.6
=
8.4