591.06% is the change from 123 to 850
Calculation steps:
[( 850 - 123 ) ÷ 123] x 100 = 591.06%
Formula
Percentage change = [(850 - 123) / 123] x 100
Subtract the new number by the original number
850 - 123 = 727
727 ÷ 123 = 5.9105691056910565
5.9105691056910565 x 100 = 591.06%