소수점 1자리 덧셈
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소숫점: 1자리 덧셈22
1
2.2
+
2.3
=
4.5
2
1.5
+
7.5
=
9
3
4.1
+
4.5
=
8.6
4
4.2
+
4.3
=
8.5
5
6.6
+
5.4
=
12
6
3.2
+
5.7
=
8.9
7
5.3
+
3.5
=
8.8
8
3.7
+
1.1
=
4.8
9
2.4
+
7.1
=
9.5
10
9.4
+
2.1
=
11.5
11
3.8
+
9.6
=
13.4
12
1.2
+
1.5
=
2.7
13
9.4
+
3.8
=
13.2
14
6.3
+
2.5
=
8.8
15
7.3
+
6.8
=
14.1