578.38% is the change from 74 to 502
Calculation steps:
[( 502 - 74 ) ÷ 74] x 100 = 578.38%
Formula
Percentage change = [(502 - 74) / 74] x 100
Subtract the new number by the original number
502 - 74 = 428
428 ÷ 74 = 5.783783783783784
5.783783783783784 x 100 = 578.38%