-73.59% is the change from 284 to 75
Calculation steps:
[( 75 - 284 ) ÷ 284] x 100 = -73.59%
Formula
Percentage change = [(75 - 284) / 284] x 100
Subtract the new number by the original number
75 - 284 = -209
-209 ÷ 284 = -0.7359154929577465
-0.7359154929577465 x 100 = -73.59%