-67.6% is the change from 287 to 93
Calculation steps:
[( 93 - 287 ) ÷ 287] x 100 = -67.6%
Formula
Percentage change = [(93 - 287) / 287] x 100
Subtract the new number by the original number
93 - 287 = -194
-194 ÷ 287 = -0.6759581881533101
-0.6759581881533101 x 100 = -67.6%