41.94% is the change from 577 to 819
Calculation steps:
[( 819 - 577 ) ÷ 577] x 100 = 41.94%
Formula
Percentage change = [(819 - 577) / 577] x 100
Subtract the new number by the original number
819 - 577 = 242
242 ÷ 577 = 0.4194107452339688
0.4194107452339688 x 100 = 41.94%