-77.09% is the change from 694 to 159
Calculation steps:
[( 159 - 694 ) ÷ 694] x 100 = -77.09%
Formula
Percentage change = [(159 - 694) / 694] x 100
Subtract the new number by the original number
159 - 694 = -535
-535 ÷ 694 = -0.770893371757925
-0.770893371757925 x 100 = -77.09%