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소숫점: 1자리 덧셈29

1
2.9
+
8.8
=
11.7
2
5.5
+
8.9
=
14.4
3
1.4
+
7.2
=
8.6
4
5.2
+
7.6
=
12.8
5
3.5
+
9.4
=
12.9
6
2.6
+
5.7
=
8.3
7
1.2
+
7.2
=
8.4
8
7.2
+
5.8
=
13
9
7.4
+
6.4
=
13.8
10
7.1
+
5.5
=
12.6
11
2.9
+
6.5
=
9.4
12
9.4
+
9.2
=
18.6
13
2.7
+
4.2
=
6.9
14
3.8
+
6.2
=
10
15
5.2
+
2.8
=
8