1648.28% is the change from 29 to 507
Calculation steps:
[( 507 - 29 ) ÷ 29] x 100 = 1648.28%
Formula
Percentage change = [(507 - 29) / 29] x 100
Subtract the new number by the original number
507 - 29 = 478
478 ÷ 29 = 16.482758620689655
16.482758620689655 x 100 = 1648.28%