679.73% is the change from 74 to 577
Calculation steps:
[( 577 - 74 ) ÷ 74] x 100 = 679.73%
Formula
Percentage change = [(577 - 74) / 74] x 100
Subtract the new number by the original number
577 - 74 = 503
503 ÷ 74 = 6.797297297297297
6.797297297297297 x 100 = 679.73%