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소숫점: 1자리 덧셈89

1
8.9
+
4.3
=
13.2
2
5.4
+
9.3
=
14.7
3
3.9
+
2.7
=
6.6
4
5.4
+
8.9
=
14.3
5
2.3
+
1.2
=
3.5
6
6.9
+
5.5
=
12.4
7
1.5
+
6.2
=
7.7
8
9.4
+
3.6
=
13
9
5.1
+
2.1
=
7.2
10
4.2
+
1.4
=
5.6
11
5.6
+
1.2
=
6.8
12
2.4
+
3.6
=
6
13
1.5
+
6.7
=
8.2
14
8.1
+
7.3
=
15.4
15
6.6
+
3.8
=
10.4