-71.14% is the change from 842 to 243
Calculation steps:
[( 243 - 842 ) ÷ 842] x 100 = -71.14%
Formula
Percentage change = [(243 - 842) / 842] x 100
Subtract the new number by the original number
243 - 842 = -599
-599 ÷ 842 = -0.7114014251781473
-0.7114014251781473 x 100 = -71.14%