-70.98% is the change from 827 to 240
Calculation steps:
[( 240 - 827 ) ÷ 827] x 100 = -70.98%
Formula
Percentage change = [(240 - 827) / 827] x 100
Subtract the new number by the original number
240 - 827 = -587
-587 ÷ 827 = -0.7097944377267231
-0.7097944377267231 x 100 = -70.98%