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소숫점: 1자리 덧셈58

1
5.8
+
2.1
=
7.9
2
1.4
+
3.2
=
4.6
3
2.1
+
3.5
=
5.6
4
5.9
+
1.6
=
7.5
5
3.2
+
5.6
=
8.8
6
2.4
+
4.5
=
6.9
7
1.6
+
1.2
=
2.8
8
5.5
+
1.5
=
7
9
4.5
+
9.3
=
13.8
10
7.3
+
4.9
=
12.2
11
9.6
+
2.9
=
12.5
12
8.3
+
5.2
=
13.5
13
8.2
+
2.2
=
10.4
14
5.3
+
4.1
=
9.4
15
7.3
+
3.2
=
10.5