-85.29% is the change from 537 to 79
Calculation steps:
[( 79 - 537 ) ÷ 537] x 100 = -85.29%
Formula
Percentage change = [(79 - 537) / 537] x 100
Subtract the new number by the original number
79 - 537 = -458
-458 ÷ 537 = -0.8528864059590316
-0.8528864059590316 x 100 = -85.29%