820.75% is the change from 53 to 488
Calculation steps:
[( 488 - 53 ) ÷ 53] x 100 = 820.75%
Formula
Percentage change = [(488 - 53) / 53] x 100
Subtract the new number by the original number
488 - 53 = 435
435 ÷ 53 = 8.20754716981132
8.20754716981132 x 100 = 820.75%