680.49% is the change from 41 to 320
Calculation steps:
[( 320 - 41 ) ÷ 41] x 100 = 680.49%
Formula
Percentage change = [(320 - 41) / 41] x 100
Subtract the new number by the original number
320 - 41 = 279
279 ÷ 41 = 6.804878048780488
6.804878048780488 x 100 = 680.49%