571.43% is the change from 126 to 846
Calculation steps:
[( 846 - 126 ) ÷ 126] x 100 = 571.43%
Formula
Percentage change = [(846 - 126) / 126] x 100
Subtract the new number by the original number
846 - 126 = 720
720 ÷ 126 = 5.714285714285714
5.714285714285714 x 100 = 571.43%