-86.75% is the change from 536 to 71
Calculation steps:
[( 71 - 536 ) ÷ 536] x 100 = -86.75%
Formula
Percentage change = [(71 - 536) / 536] x 100
Subtract the new number by the original number
71 - 536 = -465
-465 ÷ 536 = -0.8675373134328358
-0.8675373134328358 x 100 = -86.75%