-84.19% is the change from 253 to 40
Calculation steps:
[( 40 - 253 ) ÷ 253] x 100 = -84.19%
Formula
Percentage change = [(40 - 253) / 253] x 100
Subtract the new number by the original number
40 - 253 = -213
-213 ÷ 253 = -0.841897233201581
-0.841897233201581 x 100 = -84.19%