-75.24% is the change from 210 to 52
Calculation steps:
[( 52 - 210 ) ÷ 210] x 100 = -75.24%
Formula
Percentage change = [(52 - 210) / 210] x 100
Subtract the new number by the original number
52 - 210 = -158
-158 ÷ 210 = -0.7523809523809524
-0.7523809523809524 x 100 = -75.24%