-79.92% is the change from 523 to 105
Calculation steps:
[( 105 - 523 ) ÷ 523] x 100 = -79.92%
Formula
Percentage change = [(105 - 523) / 523] x 100
Subtract the new number by the original number
105 - 523 = -418
-418 ÷ 523 = -0.7992351816443595
-0.7992351816443595 x 100 = -79.92%