10250% is the change from 6 to 621
Calculation steps:
[( 621 - 6 ) ÷ 6] x 100 = 10250%
Formula
Percentage change = [(621 - 6) / 6] x 100
Subtract the new number by the original number
621 - 6 = 615
615 ÷ 6 = 102.5
102.5 x 100 = 10250%
Example