-70.69% is the change from 993 to 291
Calculation steps:
[( 291 - 993 ) ÷ 993] x 100 = -70.69%
Formula
Percentage change = [(291 - 993) / 993] x 100
Subtract the new number by the original number
291 - 993 = -702
-702 ÷ 993 = -0.7069486404833837
-0.7069486404833837 x 100 = -70.69%