-83.25% is the change from 603 to 101
Calculation steps:
[( 101 - 603 ) ÷ 603] x 100 = -83.25%
Formula
Percentage change = [(101 - 603) / 603] x 100
Subtract the new number by the original number
101 - 603 = -502
-502 ÷ 603 = -0.8325041459369817
-0.8325041459369817 x 100 = -83.25%