6400 in expanded form is 6,000+400+00+0
6400
If you mean 7200/6400 then it is 9/8 in its simplest form
The WorkCentre 6400 printer offers the ability to print, copy, color scan, fax, and email reliability and efficiently and comes with an 80gb HD standard.
It is: six thousand four hundredth
79% of 6400 = 79% * 6400 = 0.79 * 6400 = 5,056
6400
Half of 6400 is 3200.
6400 + 3500 = 9900
10000 - 6400 = 3600
6400
6400