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소숫점: 1자리 덧셈46

1
4.6
+
8.3
=
12.9
2
5.4
+
2.4
=
7.8
3
1.2
+
5.4
=
6.6
4
7.5
+
5.2
=
12.7
5
3.2
+
3.7
=
6.9
6
5.9
+
6.5
=
12.4
7
7.3
+
3.1
=
10.4
8
8.6
+
2.4
=
11
9
8.4
+
7.8
=
16.2
10
6.8
+
4.1
=
10.9
11
5.3
+
7.2
=
12.5
12
5.4
+
4.1
=
9.5
13
5.5
+
8.5
=
14
14
2.5
+
2.1
=
4.6
15
5.5
+
4.2
=
9.7