-72.66% is the change from 545 to 149
Calculation steps:
[( 149 - 545 ) ÷ 545] x 100 = -72.66%
Formula
Percentage change = [(149 - 545) / 545] x 100
Subtract the new number by the original number
149 - 545 = -396
-396 ÷ 545 = -0.726605504587156
-0.726605504587156 x 100 = -72.66%