소수점 1자리 덧셈
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소숫점: 1자리 덧셈11
1
1.1
+
6.4
=
7.5
2
4.2
+
3.7
=
7.9
3
4.1
+
9.3
=
13.4
4
1.2
+
1.6
=
2.8
5
9.5
+
1.9
=
11.4
6
6.2
+
2.5
=
8.7
7
1.2
+
9.1
=
10.3
8
3.5
+
8.3
=
11.8
9
8.3
+
8.7
=
17
10
4.2
+
6.6
=
10.8
11
2.5
+
3.1
=
5.6
12
1.2
+
8.8
=
10
13
6.9
+
1.5
=
8.4
14
6.2
+
4.2
=
10.4
15
2.1
+
5.6
=
7.7