66.28% is the change from 516 to 858
Calculation steps:
[( 858 - 516 ) ÷ 516] x 100 = 66.28%
Formula
Percentage change = [(858 - 516) / 516] x 100
Subtract the new number by the original number
858 - 516 = 342
342 ÷ 516 = 0.6627906976744186
0.6627906976744186 x 100 = 66.28%