639.44% is the change from 71 to 525
Calculation steps:
[( 525 - 71 ) ÷ 71] x 100 = 639.44%
Formula
Percentage change = [(525 - 71) / 71] x 100
Subtract the new number by the original number
525 - 71 = 454
454 ÷ 71 = 6.394366197183099
6.394366197183099 x 100 = 639.44%