-31.91% is the change from 702 to 478
Calculation steps:
[( 478 - 702 ) ÷ 702] x 100 = -31.91%
Formula
Percentage change = [(478 - 702) / 702] x 100
Subtract the new number by the original number
478 - 702 = -224
-224 ÷ 702 = -0.3190883190883191
-0.3190883190883191 x 100 = -31.91%