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소숫점: 1자리 덧셈53

1
5.3
+
8.9
=
14.2
2
3.4
+
2.2
=
5.6
3
2.3
+
6.2
=
8.5
4
1.6
+
2.3
=
3.9
5
2.1
+
2.4
=
4.5
6
2.8
+
4.8
=
7.6
7
3.8
+
8.5
=
12.3
8
6.8
+
3.7
=
10.5
9
9.1
+
7.9
=
17
10
3.2
+
3.3
=
6.5
11
3.9
+
3.1
=
7
12
2.3
+
5.8
=
8.1
13
3.9
+
8.2
=
12.1
14
8.9
+
1.2
=
10.1
15
8.3
+
4.3
=
12.6