650% is the change from 74 to 555
Calculation steps:
[( 555 - 74 ) ÷ 74] x 100 = 650%
Formula
Percentage change = [(555 - 74) / 74] x 100
Subtract the new number by the original number
555 - 74 = 481
481 ÷ 74 = 6.5
6.5 x 100 = 650%
Example