-18.53% is the change from 626 to 510
Calculation steps:
[( 510 - 626 ) ÷ 626] x 100 = -18.53%
Formula
Percentage change = [(510 - 626) / 626] x 100
Subtract the new number by the original number
510 - 626 = -116
-116 ÷ 626 = -0.1853035143769968
-0.1853035143769968 x 100 = -18.53%