-27.9% is the change from 749 to 540
Calculation steps:
[( 540 - 749 ) ÷ 749] x 100 = -27.9%
Formula
Percentage change = [(540 - 749) / 749] x 100
Subtract the new number by the original number
540 - 749 = -209
-209 ÷ 749 = -0.27903871829105475
-0.27903871829105475 x 100 = -27.9%