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소숫점: 1자리 덧셈89

1
8.9
+
2.9
=
11.8
2
7.5
+
8.8
=
16.3
3
6.1
+
5.5
=
11.6
4
2.6
+
1.8
=
4.4
5
7.3
+
6.1
=
13.4
6
4.7
+
4.5
=
9.2
7
1.9
+
5.3
=
7.2
8
6.4
+
7.7
=
14.1
9
5.2
+
7.5
=
12.7
10
7.1
+
6.4
=
13.5
11
4.6
+
8.3
=
12.9
12
8.1
+
6.1
=
14.2
13
2.3
+
5.4
=
7.7
14
8.7
+
4.4
=
13.1
15
4.7
+
8.1
=
12.8