-69.79% is the change from 470 to 142
Calculation steps:
[( 142 - 470 ) ÷ 470] x 100 = -69.79%
Formula
Percentage change = [(142 - 470) / 470] x 100
Subtract the new number by the original number
142 - 470 = -328
-328 ÷ 470 = -0.6978723404255319
-0.6978723404255319 x 100 = -69.79%