-78.77% is the change from 730 to 155
Calculation steps:
[( 155 - 730 ) ÷ 730] x 100 = -78.77%
Formula
Percentage change = [(155 - 730) / 730] x 100
Subtract the new number by the original number
155 - 730 = -575
-575 ÷ 730 = -0.7876712328767124
-0.7876712328767124 x 100 = -78.77%