1796.3% is the change from 27 to 512
Calculation steps:
[( 512 - 27 ) ÷ 27] x 100 = 1796.3%
Formula
Percentage change = [(512 - 27) / 27] x 100
Subtract the new number by the original number
512 - 27 = 485
485 ÷ 27 = 17.962962962962962
17.962962962962962 x 100 = 1796.3%