-20.34% is the change from 536 to 427
Calculation steps:
[( 427 - 536 ) ÷ 536] x 100 = -20.34%
Formula
Percentage change = [(427 - 536) / 536] x 100
Subtract the new number by the original number
427 - 536 = -109
-109 ÷ 536 = -0.20335820895522388
-0.20335820895522388 x 100 = -20.34%