580.49% is the change from 123 to 837
Calculation steps:
[( 837 - 123 ) ÷ 123] x 100 = 580.49%
Formula
Percentage change = [(837 - 123) / 123] x 100
Subtract the new number by the original number
837 - 123 = 714
714 ÷ 123 = 5.804878048780488
5.804878048780488 x 100 = 580.49%