-92.03% is the change from 665 to 53
Calculation steps:
[( 53 - 665 ) ÷ 665] x 100 = -92.03%
Formula
Percentage change = [(53 - 665) / 665] x 100
Subtract the new number by the original number
53 - 665 = -612
-612 ÷ 665 = -0.9203007518796993
-0.9203007518796993 x 100 = -92.03%