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소숫점: 1자리 덧셈42

1
4.2
+
2.8
=
7
2
8.3
+
8.3
=
16.6
3
4.2
+
8.2
=
12.4
4
3.1
+
4.6
=
7.7
5
5.1
+
4.4
=
9.5
6
9.5
+
7.6
=
17.1
7
1.8
+
5.9
=
7.7
8
6.3
+
2.9
=
9.2
9
3.3
+
2.6
=
5.9
10
2.4
+
4.5
=
6.9
11
4.6
+
9.1
=
13.7
12
1.1
+
1.6
=
2.7
13
1.5
+
4.5
=
6
14
6.5
+
5.3
=
11.8
15
1.9
+
4.4
=
6.3