-41.12% is the change from 997 to 587
Calculation steps:
[( 587 - 997 ) ÷ 997] x 100 = -41.12%
Formula
Percentage change = [(587 - 997) / 997] x 100
Subtract the new number by the original number
587 - 997 = -410
-410 ÷ 997 = -0.4112337011033099
-0.4112337011033099 x 100 = -41.12%