소수점 1자리 덧셈
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소숫점: 1자리 덧셈38
1
3.8
+
1.5
=
5.3
2
7.8
+
8.7
=
16.5
3
4.3
+
1.5
=
5.8
4
8.6
+
5.6
=
14.2
5
7.4
+
2.3
=
9.7
6
4.3
+
9.2
=
13.5
7
5.7
+
4.6
=
10.3
8
3.4
+
5.5
=
8.9
9
3.5
+
6.9
=
10.4
10
7.3
+
7.4
=
14.7
11
3.6
+
3.2
=
6.8
12
2.6
+
3.8
=
6.4
13
3.3
+
4.4
=
7.7
14
1.9
+
5.5
=
7.4
15
7.5
+
3.2
=
10.7