-89.42% is the change from 482 to 51
Calculation steps:
[( 51 - 482 ) ÷ 482] x 100 = -89.42%
Formula
Percentage change = [(51 - 482) / 482] x 100
Subtract the new number by the original number
51 - 482 = -431
-431 ÷ 482 = -0.8941908713692946
-0.8941908713692946 x 100 = -89.42%