-32.61% is the change from 788 to 531
Calculation steps:
[( 531 - 788 ) ÷ 788] x 100 = -32.61%
Formula
Percentage change = [(531 - 788) / 788] x 100
Subtract the new number by the original number
531 - 788 = -257
-257 ÷ 788 = -0.32614213197969544
-0.32614213197969544 x 100 = -32.61%