-53.23% is the change from 727 to 340
Calculation steps:
[( 340 - 727 ) ÷ 727] x 100 = -53.23%
Formula
Percentage change = [(340 - 727) / 727] x 100
Subtract the new number by the original number
340 - 727 = -387
-387 ÷ 727 = -0.53232462173315
-0.53232462173315 x 100 = -53.23%