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소숫점: 1자리 덧셈39

1
3.9
+
1.1
=
5
2
2.8
+
3.6
=
6.4
3
8.1
+
4.2
=
12.3
4
4.4
+
6.5
=
10.9
5
1.3
+
7.6
=
8.9
6
3.7
+
1.9
=
5.6
7
5.4
+
5.9
=
11.3
8
5.8
+
4.3
=
10.1
9
5.3
+
1.8
=
7.1
10
1.2
+
9.6
=
10.8
11
6.2
+
4.4
=
10.6
12
4.4
+
3.1
=
7.5
13
4.5
+
4.2
=
8.7
14
7.8
+
2.4
=
10.2
15
3.7
+
5.4
=
9.1