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소숫점: 1자리 덧셈84

1
8.4
+
2.1
=
10.5
2
3.5
+
4.2
=
7.7
3
6.2
+
4.5
=
10.7
4
4.9
+
6.5
=
11.4
5
6.3
+
6.2
=
12.5
6
9.5
+
8.7
=
18.2
7
4.4
+
1.4
=
5.8
8
1.9
+
6.3
=
8.2
9
4.1
+
4.1
=
8.2
10
7.8
+
2.2
=
10
11
4.5
+
3.4
=
7.9
12
1.1
+
2.1
=
3.2
13
9.1
+
5.3
=
14.4
14
8.1
+
2.2
=
10.3
15
5.1
+
8.2
=
13.3