소수점 1자리 덧셈
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소숫점: 1자리 덧셈14
1
1.4
+
7.4
=
8.8
2
2.3
+
2.8
=
5.1
3
8.4
+
7.1
=
15.5
4
4.4
+
1.7
=
6.1
5
8.2
+
6.4
=
14.6
6
2.9
+
4.3
=
7.2
7
8.5
+
8.8
=
17.3
8
6.2
+
5.5
=
11.7
9
6.6
+
7.9
=
14.5
10
7.5
+
9.4
=
16.9
11
5.9
+
1.2
=
7.1
12
4.2
+
2.1
=
6.3
13
8.2
+
4.1
=
12.3
14
1.6
+
4.3
=
5.9
15
3.1
+
5.6
=
8.7