-44.43% is the change from 997 to 554
Calculation steps:
[( 554 - 997 ) ÷ 997] x 100 = -44.43%
Formula
Percentage change = [(554 - 997) / 997] x 100
Subtract the new number by the original number
554 - 997 = -443
-443 ÷ 997 = -0.44433299899699097
-0.44433299899699097 x 100 = -44.43%