-92.66% is the change from 259 to 19
Calculation steps:
[( 19 - 259 ) ÷ 259] x 100 = -92.66%
Formula
Percentage change = [(19 - 259) / 259] x 100
Subtract the new number by the original number
19 - 259 = -240
-240 ÷ 259 = -0.9266409266409267
-0.9266409266409267 x 100 = -92.66%