-61.85% is the change from 540 to 206
Calculation steps:
[( 206 - 540 ) ÷ 540] x 100 = -61.85%
Formula
Percentage change = [(206 - 540) / 540] x 100
Subtract the new number by the original number
206 - 540 = -334
-334 ÷ 540 = -0.6185185185185185
-0.6185185185185185 x 100 = -61.85%