-77.92% is the change from 702 to 155
Calculation steps:
[( 155 - 702 ) ÷ 702] x 100 = -77.92%
Formula
Percentage change = [(155 - 702) / 702] x 100
Subtract the new number by the original number
155 - 702 = -547
-547 ÷ 702 = -0.7792022792022792
-0.7792022792022792 x 100 = -77.92%