-36.85% is the change from 540 to 341
Calculation steps:
[( 341 - 540 ) ÷ 540] x 100 = -36.85%
Formula
Percentage change = [(341 - 540) / 540] x 100
Subtract the new number by the original number
341 - 540 = -199
-199 ÷ 540 = -0.3685185185185185
-0.3685185185185185 x 100 = -36.85%