649.18% is the change from 61 to 457
Calculation steps:
[( 457 - 61 ) ÷ 61] x 100 = 649.18%
Formula
Percentage change = [(457 - 61) / 61] x 100
Subtract the new number by the original number
457 - 61 = 396
396 ÷ 61 = 6.491803278688525
6.491803278688525 x 100 = 649.18%