-70.33% is the change from 519 to 154
Calculation steps:
[( 154 - 519 ) ÷ 519] x 100 = -70.33%
Formula
Percentage change = [(154 - 519) / 519] x 100
Subtract the new number by the original number
154 - 519 = -365
-365 ÷ 519 = -0.7032755298651252
-0.7032755298651252 x 100 = -70.33%