소수점 1자리 덧셈
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소숫점: 1자리 덧셈30
1
3.1
+
5.6
=
8.7
2
3.4
+
2.9
=
6.3
3
6.1
+
5.1
=
11.2
4
4.3
+
4.4
=
8.7
5
4.5
+
2.9
=
7.4
6
1.2
+
3.6
=
4.8
7
2.9
+
6.1
=
9
8
2.7
+
5.1
=
7.8
9
6.3
+
1.3
=
7.6
10
6.8
+
5.1
=
11.9
11
9.5
+
3.4
=
12.9
12
3.5
+
5.4
=
8.9
13
1.3
+
8.9
=
10.2
14
4.6
+
1.5
=
6.1
15
3.5
+
1.3
=
4.8