-41.52% is the change from 997 to 583
Calculation steps:
[( 583 - 997 ) ÷ 997] x 100 = -41.52%
Formula
Percentage change = [(583 - 997) / 997] x 100
Subtract the new number by the original number
583 - 997 = -414
-414 ÷ 997 = -0.4152457372116349
-0.4152457372116349 x 100 = -41.52%