-78.05% is the change from 706 to 155
Calculation steps:
[( 155 - 706 ) ÷ 706] x 100 = -78.05%
Formula
Percentage change = [(155 - 706) / 706] x 100
Subtract the new number by the original number
155 - 706 = -551
-551 ÷ 706 = -0.7804532577903682
-0.7804532577903682 x 100 = -78.05%