-69.55% is the change from 831 to 253
Calculation steps:
[( 253 - 831 ) ÷ 831] x 100 = -69.55%
Formula
Percentage change = [(253 - 831) / 831] x 100
Subtract the new number by the original number
253 - 831 = -578
-578 ÷ 831 = -0.6955475330926595
-0.6955475330926595 x 100 = -69.55%