-42.99% is the change from 535 to 305
Calculation steps:
[( 305 - 535 ) ÷ 535] x 100 = -42.99%
Formula
Percentage change = [(305 - 535) / 535] x 100
Subtract the new number by the original number
305 - 535 = -230
-230 ÷ 535 = -0.42990654205607476
-0.42990654205607476 x 100 = -42.99%