45.06% is the change from 577 to 837
Calculation steps:
[( 837 - 577 ) ÷ 577] x 100 = 45.06%
Formula
Percentage change = [(837 - 577) / 577] x 100
Subtract the new number by the original number
837 - 577 = 260
260 ÷ 577 = 0.4506065857885615
0.4506065857885615 x 100 = 45.06%