852.94% is the change from 51 to 486
Calculation steps:
[( 486 - 51 ) ÷ 51] x 100 = 852.94%
Formula
Percentage change = [(486 - 51) / 51] x 100
Subtract the new number by the original number
486 - 51 = 435
435 ÷ 51 = 8.529411764705882
8.529411764705882 x 100 = 852.94%