-87.77% is the change from 507 to 62
Calculation steps:
[( 62 - 507 ) ÷ 507] x 100 = -87.77%
Formula
Percentage change = [(62 - 507) / 507] x 100
Subtract the new number by the original number
62 - 507 = -445
-445 ÷ 507 = -0.8777120315581854
-0.8777120315581854 x 100 = -87.77%