521.74% is the change from 69 to 429
Calculation steps:
[( 429 - 69 ) ÷ 69] x 100 = 521.74%
Formula
Percentage change = [(429 - 69) / 69] x 100
Subtract the new number by the original number
429 - 69 = 360
360 ÷ 69 = 5.217391304347826
5.217391304347826 x 100 = 521.74%