-47.14% is the change from 997 to 527
Calculation steps:
[( 527 - 997 ) ÷ 997] x 100 = -47.14%
Formula
Percentage change = [(527 - 997) / 997] x 100
Subtract the new number by the original number
527 - 997 = -470
-470 ÷ 997 = -0.47141424272818455
-0.47141424272818455 x 100 = -47.14%