-25.35% is the change from 284 to 212
Calculation steps:
[( 212 - 284 ) ÷ 284] x 100 = -25.35%
Formula
Percentage change = [(212 - 284) / 284] x 100
Subtract the new number by the original number
212 - 284 = -72
-72 ÷ 284 = -0.2535211267605634
-0.2535211267605634 x 100 = -25.35%