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소숫점: 1자리 덧셈53

1
5.3
+
5.8
=
11.1
2
4.4
+
7.2
=
11.6
3
5.5
+
9.7
=
15.2
4
8.1
+
3.3
=
11.4
5
5.9
+
6.1
=
12
6
5.3
+
4.7
=
10
7
4.5
+
1.2
=
5.7
8
6.2
+
4.4
=
10.6
9
9.4
+
3.6
=
13
10
3.1
+
4.1
=
7.2
11
2.7
+
4.9
=
7.6
12
4.2
+
5.5
=
9.7
13
1.3
+
8.4
=
9.7
14
5.4
+
4.7
=
10.1
15
8.5
+
1.5
=
10