-40.28% is the change from 288 to 172
Calculation steps:
[( 172 - 288 ) ÷ 288] x 100 = -40.28%
Formula
Percentage change = [(172 - 288) / 288] x 100
Subtract the new number by the original number
172 - 288 = -116
-116 ÷ 288 = -0.4027777777777778
-0.4027777777777778 x 100 = -40.28%