-42.91% is the change from 536 to 306
Calculation steps:
[( 306 - 536 ) ÷ 536] x 100 = -42.91%
Formula
Percentage change = [(306 - 536) / 536] x 100
Subtract the new number by the original number
306 - 536 = -230
-230 ÷ 536 = -0.4291044776119403
-0.4291044776119403 x 100 = -42.91%