-75.47% is the change from 852 to 209
Calculation steps:
[( 209 - 852 ) ÷ 852] x 100 = -75.47%
Formula
Percentage change = [(209 - 852) / 852] x 100
Subtract the new number by the original number
209 - 852 = -643
-643 ÷ 852 = -0.7546948356807511
-0.7546948356807511 x 100 = -75.47%