-71.03% is the change from 535 to 155
Calculation steps:
[( 155 - 535 ) ÷ 535] x 100 = -71.03%
Formula
Percentage change = [(155 - 535) / 535] x 100
Subtract the new number by the original number
155 - 535 = -380
-380 ÷ 535 = -0.7102803738317757
-0.7102803738317757 x 100 = -71.03%