6400% is the change from 4 to 260
Calculation steps:
[( 260 - 4 ) ÷ 4] x 100 = 6400%
Formula
Percentage change = [(260 - 4) / 4] x 100
Subtract the new number by the original number
260 - 4 = 256
256 ÷ 4 = 64
64 x 100 = 6400%
Example