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소숫점: 1자리 덧셈48

1
4.8
+
7.4
=
12.2
2
7.4
+
2.2
=
9.6
3
9.3
+
1.8
=
11.1
4
3.8
+
3.1
=
6.9
5
2.2
+
3.3
=
5.5
6
1.3
+
3.8
=
5.1
7
4.6
+
3.2
=
7.8
8
5.5
+
8.5
=
14
9
9.2
+
3.5
=
12.7
10
1.8
+
4.5
=
6.3
11
6.6
+
2.8
=
9.4
12
1.7
+
4.1
=
5.8
13
4.5
+
3.9
=
8.4
14
2.4
+
7.4
=
9.8
15
1.1
+
9.7
=
10.8