45.06% is the change from 597 to 866
Calculation steps:
[( 866 - 597 ) ÷ 597] x 100 = 45.06%
Formula
Percentage change = [(866 - 597) / 597] x 100
Subtract the new number by the original number
866 - 597 = 269
269 ÷ 597 = 0.45058626465661644
0.45058626465661644 x 100 = 45.06%