-56.43% is the change from 700 to 305
Calculation steps:
[( 305 - 700 ) ÷ 700] x 100 = -56.43%
Formula
Percentage change = [(305 - 700) / 700] x 100
Subtract the new number by the original number
305 - 700 = -395
-395 ÷ 700 = -0.5642857142857143
-0.5642857142857143 x 100 = -56.43%