61.64% is the change from 511 to 826
Calculation steps:
[( 826 - 511 ) ÷ 511] x 100 = 61.64%
Formula
Percentage change = [(826 - 511) / 511] x 100
Subtract the new number by the original number
826 - 511 = 315
315 ÷ 511 = 0.6164383561643836
0.6164383561643836 x 100 = 61.64%