-65.03% is the change from 549 to 192
Calculation steps:
[( 192 - 549 ) ÷ 549] x 100 = -65.03%
Formula
Percentage change = [(192 - 549) / 549] x 100
Subtract the new number by the original number
192 - 549 = -357
-357 ÷ 549 = -0.6502732240437158
-0.6502732240437158 x 100 = -65.03%