-84.1% is the change from 547 to 87
Calculation steps:
[( 87 - 547 ) ÷ 547] x 100 = -84.1%
Formula
Percentage change = [(87 - 547) / 547] x 100
Subtract the new number by the original number
87 - 547 = -460
-460 ÷ 547 = -0.8409506398537477
-0.8409506398537477 x 100 = -84.1%