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소숫점: 1자리 덧셈53

1
5.3
+
1.5
=
6.8
2
5.8
+
2.3
=
8.1
3
2.1
+
6.5
=
8.6
4
5.9
+
2.4
=
8.3
5
2.8
+
2.9
=
5.7
6
7.5
+
2.6
=
10.1
7
4.1
+
2.2
=
6.3
8
7.2
+
8.1
=
15.3
9
2.9
+
7.4
=
10.3
10
8.1
+
3.1
=
11.2
11
3.7
+
7.1
=
10.8
12
1.5
+
2.1
=
3.6
13
5.5
+
7.1
=
12.6
14
7.2
+
4.1
=
11.3
15
5.7
+
4.2
=
9.9