-84.38% is the change from 96 to 15
Calculation steps:
[( 15 - 96 ) ÷ 96] x 100 = -84.38%
Formula
Percentage change = [(15 - 96) / 96] x 100
Subtract the new number by the original number
15 - 96 = -81
-81 ÷ 96 = -0.84375
-0.84375 x 100 = -84.38%
Example