-70.41% is the change from 507 to 150
Calculation steps:
[( 150 - 507 ) ÷ 507] x 100 = -70.41%
Formula
Percentage change = [(150 - 507) / 507] x 100
Subtract the new number by the original number
150 - 507 = -357
-357 ÷ 507 = -0.7041420118343196
-0.7041420118343196 x 100 = -70.41%