-58.57% is the change from 210 to 87
Calculation steps:
[( 87 - 210 ) ÷ 210] x 100 = -58.57%
Formula
Percentage change = [(87 - 210) / 210] x 100
Subtract the new number by the original number
87 - 210 = -123
-123 ÷ 210 = -0.5857142857142857
-0.5857142857142857 x 100 = -58.57%