-71.61% is the change from 620 to 176
Calculation steps:
[( 176 - 620 ) ÷ 620] x 100 = -71.61%
Formula
Percentage change = [(176 - 620) / 620] x 100
Subtract the new number by the original number
176 - 620 = -444
-444 ÷ 620 = -0.7161290322580646
-0.7161290322580646 x 100 = -71.61%