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소숫점: 1자리 덧셈39

1
3.9
+
9.3
=
13.2
2
4.2
+
6.6
=
10.8
3
4.5
+
1.9
=
6.4
4
4.4
+
5.2
=
9.6
5
2.8
+
7.4
=
10.2
6
4.1
+
3.1
=
7.2
7
7.6
+
9.1
=
16.7
8
6.1
+
2.2
=
8.3
9
4.2
+
9.4
=
13.6
10
3.5
+
2.2
=
5.7
11
2.4
+
6.8
=
9.2
12
4.6
+
4.2
=
8.8
13
7.5
+
2.5
=
10
14
4.7
+
1.8
=
6.5
15
2.5
+
4.7
=
7.2