-75.36% is the change from 629 to 155
Calculation steps:
[( 155 - 629 ) ÷ 629] x 100 = -75.36%
Formula
Percentage change = [(155 - 629) / 629] x 100
Subtract the new number by the original number
155 - 629 = -474
-474 ÷ 629 = -0.753577106518283
-0.753577106518283 x 100 = -75.36%