-62.04% is the change from 540 to 205
Calculation steps:
[( 205 - 540 ) ÷ 540] x 100 = -62.04%
Formula
Percentage change = [(205 - 540) / 540] x 100
Subtract the new number by the original number
205 - 540 = -335
-335 ÷ 540 = -0.6203703703703703
-0.6203703703703703 x 100 = -62.04%