-91.6% is the change from 536 to 45
Calculation steps:
[( 45 - 536 ) ÷ 536] x 100 = -91.6%
Formula
Percentage change = [(45 - 536) / 536] x 100
Subtract the new number by the original number
45 - 536 = -491
-491 ÷ 536 = -0.9160447761194029
-0.9160447761194029 x 100 = -91.6%