-20.71% is the change from 700 to 555
Calculation steps:
[( 555 - 700 ) ÷ 700] x 100 = -20.71%
Formula
Percentage change = [(555 - 700) / 700] x 100
Subtract the new number by the original number
555 - 700 = -145
-145 ÷ 700 = -0.20714285714285716
-0.20714285714285716 x 100 = -20.71%