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소숫점: 1자리 덧셈40

1
4.1
+
2.5
=
6.6
2
5.2
+
3.3
=
8.5
3
8.3
+
9.3
=
17.6
4
5.2
+
3.1
=
8.3
5
7.5
+
4.7
=
12.2
6
5.3
+
5.4
=
10.7
7
1.4
+
2.9
=
4.3
8
5.8
+
2.1
=
7.9
9
9.3
+
2.9
=
12.2
10
2.6
+
2.2
=
4.8
11
4.1
+
2.3
=
6.4
12
4.6
+
7.5
=
12.1
13
8.3
+
1.3
=
9.6
14
6.6
+
2.2
=
8.8
15
5.6
+
4.4
=
10