-56.57% is the change from 997 to 433
Calculation steps:
[( 433 - 997 ) ÷ 997] x 100 = -56.57%
Formula
Percentage change = [(433 - 997) / 997] x 100
Subtract the new number by the original number
433 - 997 = -564
-564 ÷ 997 = -0.5656970912738215
-0.5656970912738215 x 100 = -56.57%