-64.84% is the change from 566 to 199
Calculation steps:
[( 199 - 566 ) ÷ 566] x 100 = -64.84%
Formula
Percentage change = [(199 - 566) / 566] x 100
Subtract the new number by the original number
199 - 566 = -367
-367 ÷ 566 = -0.6484098939929329
-0.6484098939929329 x 100 = -64.84%