-83.77% is the change from 573 to 93
Calculation steps:
[( 93 - 573 ) ÷ 573] x 100 = -83.77%
Formula
Percentage change = [(93 - 573) / 573] x 100
Subtract the new number by the original number
93 - 573 = -480
-480 ÷ 573 = -0.837696335078534
-0.837696335078534 x 100 = -83.77%