6/10 divided by 7/10 is 0.857142857142857
7/10 divided by 1,000 is 0.0007
21.2857
0.7273
14285.7143
8 and 4/7
6/10 divided by 7/10 is 0.857142857142857
It is 10,000.
7
7/10 divided by 1,000 is 0.0007
80
4/7
0.0001
14285.7143
21.2857
20 ÷ 7/10 = 200/7 or 284/7
0.7273