소수점 1자리 덧셈
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소숫점: 1자리 덧셈23
1
2.3
+
1.6
=
3.9
2
2.9
+
4.8
=
7.7
3
6.5
+
3.5
=
10
4
7.5
+
2.7
=
10.2
5
3.7
+
5.4
=
9.1
6
2.6
+
1.7
=
4.3
7
5.4
+
1.7
=
7.1
8
6.1
+
8.4
=
14.5
9
3.1
+
9.3
=
12.4
10
8.6
+
2.2
=
10.8
11
8.4
+
9.3
=
17.7
12
5.3
+
7.5
=
12.8
13
2.9
+
4.1
=
7
14
5.1
+
4.3
=
9.4
15
2.5
+
9.4
=
11.9