-68.47% is the change from 593 to 187
Calculation steps:
[( 187 - 593 ) ÷ 593] x 100 = -68.47%
Formula
Percentage change = [(187 - 593) / 593] x 100
Subtract the new number by the original number
187 - 593 = -406
-406 ÷ 593 = -0.684654300168634
-0.684654300168634 x 100 = -68.47%