-35.29% is the change from 391 to 253
Calculation steps:
[( 253 - 391 ) ÷ 391] x 100 = -35.29%
Formula
Percentage change = [(253 - 391) / 391] x 100
Subtract the new number by the original number
253 - 391 = -138
-138 ÷ 391 = -0.35294117647058826
-0.35294117647058826 x 100 = -35.29%