-87.02% is the change from 547 to 71
Calculation steps:
[( 71 - 547 ) ÷ 547] x 100 = -87.02%
Formula
Percentage change = [(71 - 547) / 547] x 100
Subtract the new number by the original number
71 - 547 = -476
-476 ÷ 547 = -0.870201096892139
-0.870201096892139 x 100 = -87.02%