-91.21% is the change from 603 to 53
Calculation steps:
[( 53 - 603 ) ÷ 603] x 100 = -91.21%
Formula
Percentage change = [(53 - 603) / 603] x 100
Subtract the new number by the original number
53 - 603 = -550
-550 ÷ 603 = -0.912106135986733
-0.912106135986733 x 100 = -91.21%