-85.45% is the change from 488 to 71
Calculation steps:
[( 71 - 488 ) ÷ 488] x 100 = -85.45%
Formula
Percentage change = [(71 - 488) / 488] x 100
Subtract the new number by the original number
71 - 488 = -417
-417 ÷ 488 = -0.8545081967213115
-0.8545081967213115 x 100 = -85.45%