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소숫점: 1자리 덧셈42

1
4.2
+
4.3
=
8.5
2
2.2
+
3.2
=
5.4
3
4.2
+
4.4
=
8.6
4
8.3
+
2.4
=
10.7
5
2.3
+
4.1
=
6.4
6
2.9
+
6.4
=
9.3
7
4.4
+
8.3
=
12.7
8
8.1
+
1.8
=
9.9
9
2.1
+
4.4
=
6.5
10
7.7
+
2.9
=
10.6
11
4.3
+
4.1
=
8.4
12
2.3
+
5.2
=
7.5
13
4.5
+
4.5
=
9
14
7.2
+
6.1
=
13.3
15
3.9
+
2.2
=
6.1