-96.46% is the change from 537 to 19
Calculation steps:
[( 19 - 537 ) ÷ 537] x 100 = -96.46%
Formula
Percentage change = [(19 - 537) / 537] x 100
Subtract the new number by the original number
19 - 537 = -518
-518 ÷ 537 = -0.9646182495344506
-0.9646182495344506 x 100 = -96.46%