-57.2% is the change from 493 to 211
Calculation steps:
[( 211 - 493 ) ÷ 493] x 100 = -57.2%
Formula
Percentage change = [(211 - 493) / 493] x 100
Subtract the new number by the original number
211 - 493 = -282
-282 ÷ 493 = -0.5720081135902637
-0.5720081135902637 x 100 = -57.2%