소수점 1자리 덧셈
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소숫점: 1자리 덧셈55
1
5.5
+
3.4
=
8.9
2
1.2
+
3.7
=
4.9
3
2.6
+
3.5
=
6.1
4
5.7
+
4.2
=
9.9
5
7.7
+
4.2
=
11.9
6
4.7
+
6.3
=
11
7
2.1
+
4.6
=
6.7
8
2.8
+
1.6
=
4.4
9
1.8
+
2.2
=
4
10
8.1
+
2.4
=
10.5
11
2.9
+
3.4
=
6.3
12
9.5
+
6.2
=
15.7
13
1.9
+
3.3
=
5.2
14
8.2
+
5.2
=
13.4
15
3.5
+
6.9
=
10.4