-63.6% is the change from 577 to 210
Calculation steps:
[( 210 - 577 ) ÷ 577] x 100 = -63.6%
Formula
Percentage change = [(210 - 577) / 577] x 100
Subtract the new number by the original number
210 - 577 = -367
-367 ÷ 577 = -0.6360485268630849
-0.6360485268630849 x 100 = -63.6%