-64.08% is the change from 284 to 102
Calculation steps:
[( 102 - 284 ) ÷ 284] x 100 = -64.08%
Formula
Percentage change = [(102 - 284) / 284] x 100
Subtract the new number by the original number
102 - 284 = -182
-182 ÷ 284 = -0.6408450704225352
-0.6408450704225352 x 100 = -64.08%