-72.86% is the change from 210 to 57
Calculation steps:
[( 57 - 210 ) ÷ 210] x 100 = -72.86%
Formula
Percentage change = [(57 - 210) / 210] x 100
Subtract the new number by the original number
57 - 210 = -153
-153 ÷ 210 = -0.7285714285714285
-0.7285714285714285 x 100 = -72.86%