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소숫점: 1자리 덧셈42

1
4.2
+
1.8
=
6
2
5.9
+
2.1
=
8
3
9.1
+
6.9
=
16
4
3.7
+
8.6
=
12.3
5
9.7
+
7.3
=
17
6
1.2
+
4.6
=
5.8
7
5.8
+
3.9
=
9.7
8
2.5
+
3.5
=
6
9
1.2
+
5.1
=
6.3
10
3.6
+
5.5
=
9.1
11
1.4
+
6.4
=
7.8
12
6.3
+
3.5
=
9.8
13
6.3
+
1.4
=
7.7
14
2.3
+
9.5
=
11.8
15
7.1
+
6.3
=
13.4