-41.47% is the change from 545 to 319
Calculation steps:
[( 319 - 545 ) ÷ 545] x 100 = -41.47%
Formula
Percentage change = [(319 - 545) / 545] x 100
Subtract the new number by the original number
319 - 545 = -226
-226 ÷ 545 = -0.41467889908256883
-0.41467889908256883 x 100 = -41.47%