-70.43% is the change from 470 to 139
Calculation steps:
[( 139 - 470 ) ÷ 470] x 100 = -70.43%
Formula
Percentage change = [(139 - 470) / 470] x 100
Subtract the new number by the original number
139 - 470 = -331
-331 ÷ 470 = -0.7042553191489361
-0.7042553191489361 x 100 = -70.43%