-47.64% is the change from 997 to 522
Calculation steps:
[( 522 - 997 ) ÷ 997] x 100 = -47.64%
Formula
Percentage change = [(522 - 997) / 997] x 100
Subtract the new number by the original number
522 - 997 = -475
-475 ÷ 997 = -0.4764292878635908
-0.4764292878635908 x 100 = -47.64%