61.27% is the change from 537 to 866
Calculation steps:
[( 866 - 537 ) ÷ 537] x 100 = 61.27%
Formula
Percentage change = [(866 - 537) / 537] x 100
Subtract the new number by the original number
866 - 537 = 329
329 ÷ 537 = 0.6126629422718808
0.6126629422718808 x 100 = 61.27%