-92.8% is the change from 597 to 43
Calculation steps:
[( 43 - 597 ) ÷ 597] x 100 = -92.8%
Formula
Percentage change = [(43 - 597) / 597] x 100
Subtract the new number by the original number
43 - 597 = -554
-554 ÷ 597 = -0.9279731993299832
-0.9279731993299832 x 100 = -92.8%