-43.36% is the change from 542 to 307
Calculation steps:
[( 307 - 542 ) ÷ 542] x 100 = -43.36%
Formula
Percentage change = [(307 - 542) / 542] x 100
Subtract the new number by the original number
307 - 542 = -235
-235 ÷ 542 = -0.43357933579335795
-0.43357933579335795 x 100 = -43.36%