-38.97% is the change from 852 to 520
Calculation steps:
[( 520 - 852 ) ÷ 852] x 100 = -38.97%
Formula
Percentage change = [(520 - 852) / 852] x 100
Subtract the new number by the original number
520 - 852 = -332
-332 ÷ 852 = -0.38967136150234744
-0.38967136150234744 x 100 = -38.97%