-63.4% is the change from 470 to 172
Calculation steps:
[( 172 - 470 ) ÷ 470] x 100 = -63.4%
Formula
Percentage change = [(172 - 470) / 470] x 100
Subtract the new number by the original number
172 - 470 = -298
-298 ÷ 470 = -0.6340425531914894
-0.6340425531914894 x 100 = -63.4%