-59.81% is the change from 540 to 217
Calculation steps:
[( 217 - 540 ) ÷ 540] x 100 = -59.81%
Formula
Percentage change = [(217 - 540) / 540] x 100
Subtract the new number by the original number
217 - 540 = -323
-323 ÷ 540 = -0.5981481481481481
-0.5981481481481481 x 100 = -59.81%