-20.94% is the change from 683 to 540
Calculation steps:
[( 540 - 683 ) ÷ 683] x 100 = -20.94%
Formula
Percentage change = [(540 - 683) / 683] x 100
Subtract the new number by the original number
540 - 683 = -143
-143 ÷ 683 = -0.20937042459736457
-0.20937042459736457 x 100 = -20.94%