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소숫점: 1자리 덧셈55

1
5.5
+
4.4
=
9.9
2
2.4
+
3.3
=
5.7
3
4.2
+
6.9
=
11.1
4
5.1
+
4.7
=
9.8
5
8.2
+
8.6
=
16.8
6
6.2
+
1.1
=
7.3
7
9.8
+
3.5
=
13.3
8
3.6
+
1.2
=
4.8
9
5.1
+
7.2
=
12.3
10
5.2
+
6.6
=
11.8
11
7.5
+
4.7
=
12.2
12
9.5
+
5.9
=
15.4
13
5.9
+
1.5
=
7.4
14
4.5
+
8.1
=
12.6
15
5.5
+
5.3
=
10.8