-70.65% is the change from 811 to 238
Calculation steps:
[( 238 - 811 ) ÷ 811] x 100 = -70.65%
Formula
Percentage change = [(238 - 811) / 811] x 100
Subtract the new number by the original number
238 - 811 = -573
-573 ÷ 811 = -0.7065351418002466
-0.7065351418002466 x 100 = -70.65%